Home / 15,739,327.02-21,720,316.27-9,125,200.86

Finding the Fourth Proportional to 15,739,327.02, 21,720,316.27 and 9,125,200.86

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Solution

The fourth proportional to 15,739,327.02, 21,720,316.27 and 9,125,200.86 is: 12,592,803.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,739,327.02 : 21,720,316.27 = 9,125,200.86 : x
  2. Step 2: Convert to fraction form
    15,739,327.02/21,720,316.27 = 9,125,200.86/x
  3. Step 3: Cross multiply
    15,739,327.02x = 21,720,316.27 × 9,125,200.86
  4. Step 4: Simplify right side
    15,739,327.02x = 198,202,248,552,248.41
  5. Step 5: Solve for x
    x = 198,202,248,552,248.41/15,739,327.02
  6. Step 6: Final answer
    x = 12,592,803.26

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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.