Home / 12,635,525.12-17,437,025.92-6,834,307.20

Finding the Fourth Proportional to 12,635,525.12, 17,437,025.92 and 6,834,307.20

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Solution

The fourth proportional to 12,635,525.12, 17,437,025.92 and 6,834,307.20 is: 9,431,344.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,635,525.12 : 17,437,025.92 = 6,834,307.20 : x
  2. Step 2: Convert to fraction form
    12,635,525.12/17,437,025.92 = 6,834,307.20/x
  3. Step 3: Cross multiply
    12,635,525.12x = 17,437,025.92 × 6,834,307.20
  4. Step 4: Simplify right side
    12,635,525.12x = 119,169,991,791,642.64
  5. Step 5: Solve for x
    x = 119,169,991,791,642.64/12,635,525.12
  6. Step 6: Final answer
    x = 9,431,344.61

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1.5x scale

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.