Home / 7,390,394.70-10,199,605.14-6,147,810.02

Finding the Fourth Proportional to 7,390,394.70, 10,199,605.14 and 6,147,810.02

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Solution

The fourth proportional to 7,390,394.70, 10,199,605.14 and 6,147,810.02 is: 8,484,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390,394.70 : 10,199,605.14 = 6,147,810.02 : x
  2. Step 2: Convert to fraction form
    7,390,394.70/10,199,605.14 = 6,147,810.02/x
  3. Step 3: Cross multiply
    7,390,394.70x = 10,199,605.14 × 6,147,810.02
  4. Step 4: Simplify right side
    7,390,394.70x = 62,705,234,628,737.48
  5. Step 5: Solve for x
    x = 62,705,234,628,737.48/7,390,394.70
  6. Step 6: Final answer
    x = 8,484,693.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.