Home / 33,442,785.60-50,210,834.40-21,386,875.20

Finding the Fourth Proportional to 33,442,785.60, 50,210,834.40 and 21,386,875.20

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Solution

The fourth proportional to 33,442,785.60, 50,210,834.40 and 21,386,875.20 is: 32,110,149.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,442,785.60 : 50,210,834.40 = 21,386,875.20 : x
  2. Step 2: Convert to fraction form
    33,442,785.60/50,210,834.40 = 21,386,875.20/x
  3. Step 3: Cross multiply
    33,442,785.60x = 50,210,834.40 × 21,386,875.20
  4. Step 4: Simplify right side
    33,442,785.60x = 1,073,852,849,000,666.75
  5. Step 5: Solve for x
    x = 1,073,852,849,000,666.75/33,442,785.60
  6. Step 6: Final answer
    x = 32,110,149.61

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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.