Home / 13,471,901.30-20,207,851.95-8,097,130.10

Finding the Fourth Proportional to 13,471,901.30, 20,207,851.95 and 8,097,130.10

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Solution

The fourth proportional to 13,471,901.30, 20,207,851.95 and 8,097,130.10 is: 12,145,695.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,901.30 : 20,207,851.95 = 8,097,130.10 : x
  2. Step 2: Convert to fraction form
    13,471,901.30/20,207,851.95 = 8,097,130.10/x
  3. Step 3: Cross multiply
    13,471,901.30x = 20,207,851.95 × 8,097,130.10
  4. Step 4: Simplify right side
    13,471,901.30x = 163,625,606,280,688.69
  5. Step 5: Solve for x
    x = 163,625,606,280,688.69/13,471,901.30
  6. Step 6: Final answer
    x = 12,145,695.15

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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.