Home / 15,955,210.24-22,018,103.04-8,711,814.40

Finding the Fourth Proportional to 15,955,210.24, 22,018,103.04 and 8,711,814.40

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Solution

The fourth proportional to 15,955,210.24, 22,018,103.04 and 8,711,814.40 is: 12,022,256.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,955,210.24 : 22,018,103.04 = 8,711,814.40 : x
  2. Step 2: Convert to fraction form
    15,955,210.24/22,018,103.04 = 8,711,814.40/x
  3. Step 3: Cross multiply
    15,955,210.24x = 22,018,103.04 × 8,711,814.40
  4. Step 4: Simplify right side
    15,955,210.24x = 191,817,627,124,555.78
  5. Step 5: Solve for x
    x = 191,817,627,124,555.78/15,955,210.24
  6. Step 6: Final answer
    x = 12,022,256.32

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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.