Home / 15,872,807.66-21,904,384.23-8,808,330.18

Finding the Fourth Proportional to 15,872,807.66, 21,904,384.23 and 8,808,330.18

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Solution

The fourth proportional to 15,872,807.66, 21,904,384.23 and 8,808,330.18 is: 12,155,445.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,872,807.66 : 21,904,384.23 = 8,808,330.18 : x
  2. Step 2: Convert to fraction form
    15,872,807.66/21,904,384.23 = 8,808,330.18/x
  3. Step 3: Cross multiply
    15,872,807.66x = 21,904,384.23 × 8,808,330.18
  4. Step 4: Simplify right side
    15,872,807.66x = 192,941,048,687,425.06
  5. Step 5: Solve for x
    x = 192,941,048,687,425.06/15,872,807.66
  6. Step 6: Final answer
    x = 12,155,445.52

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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.