Home / 42,642,494.70-63,970,808.10-14,969,233.93

Finding the Fourth Proportional to 42,642,494.70, 63,970,808.10 and 14,969,233.93

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Solution

The fourth proportional to 42,642,494.70, 63,970,808.10 and 14,969,233.93 is: 22,456,331.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,642,494.70 : 63,970,808.10 = 14,969,233.93 : x
  2. Step 2: Convert to fraction form
    42,642,494.70/63,970,808.10 = 14,969,233.93/x
  3. Step 3: Cross multiply
    42,642,494.70x = 63,970,808.10 × 14,969,233.93
  4. Step 4: Simplify right side
    42,642,494.70x = 957,593,990,980,111.88
  5. Step 5: Solve for x
    x = 957,593,990,980,111.88/42,642,494.70
  6. Step 6: Final answer
    x = 22,456,331.36

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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.