Home / 81,484,019.70-122,226,029.55-62,352,143.70

Finding the Fourth Proportional to 81,484,019.70, 122,226,029.55 and 62,352,143.70

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Solution

The fourth proportional to 81,484,019.70, 122,226,029.55 and 62,352,143.70 is: 93,528,215.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,484,019.70 : 122,226,029.55 = 62,352,143.70 : x
  2. Step 2: Convert to fraction form
    81,484,019.70/122,226,029.55 = 62,352,143.70/x
  3. Step 3: Cross multiply
    81,484,019.70x = 122,226,029.55 × 62,352,143.70
  4. Step 4: Simplify right side
    81,484,019.70x = 7,621,054,958,382,047
  5. Step 5: Solve for x
    x = 7,621,054,958,382,047/81,484,019.70
  6. Step 6: Final answer
    x = 93,528,215.55

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Double scale
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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.