Home / 42,283,185-63,424,895.73-13,141,285.29

Finding the Fourth Proportional to 42,283,185, 63,424,895.73 and 13,141,285.29

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Solution

The fourth proportional to 42,283,185, 63,424,895.73 and 13,141,285.29 is: 19,711,964.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,283,185 : 63,424,895.73 = 13,141,285.29 : x
  2. Step 2: Convert to fraction form
    42,283,185/63,424,895.73 = 13,141,285.29/x
  3. Step 3: Cross multiply
    42,283,185x = 63,424,895.73 × 13,141,285.29
  4. Step 4: Simplify right side
    42,283,185x = 833,484,649,276,432.75
  5. Step 5: Solve for x
    x = 833,484,649,276,432.75/42,283,185
  6. Step 6: Final answer
    x = 19,711,964.68

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Double scale
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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.