Home / 87,264,246.60-130,896,369.90-38,742,006.60

Finding the Fourth Proportional to 87,264,246.60, 130,896,369.90 and 38,742,006.60

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Solution

The fourth proportional to 87,264,246.60, 130,896,369.90 and 38,742,006.60 is: 58,113,009.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,264,246.60 : 130,896,369.90 = 38,742,006.60 : x
  2. Step 2: Convert to fraction form
    87,264,246.60/130,896,369.90 = 38,742,006.60/x
  3. Step 3: Cross multiply
    87,264,246.60x = 130,896,369.90 × 38,742,006.60
  4. Step 4: Simplify right side
    87,264,246.60x = 5,071,188,026,581,842
  5. Step 5: Solve for x
    x = 5,071,188,026,581,842/87,264,246.60
  6. Step 6: Final answer
    x = 58,113,009.90

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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.