Home / 25,457,705.68-38,174,719.40-9,272,389.36

Finding the Fourth Proportional to 25,457,705.68, 38,174,719.40 and 9,272,389.36

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Solution

The fourth proportional to 25,457,705.68, 38,174,719.40 and 9,272,389.36 is: 13,904,271.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,457,705.68 : 38,174,719.40 = 9,272,389.36 : x
  2. Step 2: Convert to fraction form
    25,457,705.68/38,174,719.40 = 9,272,389.36/x
  3. Step 3: Cross multiply
    25,457,705.68x = 38,174,719.40 × 9,272,389.36
  4. Step 4: Simplify right side
    25,457,705.68x = 353,970,861,985,545.56
  5. Step 5: Solve for x
    x = 353,970,861,985,545.56/25,457,705.68
  6. Step 6: Final answer
    x = 13,904,271.91

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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.