Home / 35,346,032.40-52,981,723.80-20,167,280.40

Finding the Fourth Proportional to 35,346,032.40, 52,981,723.80 and 20,167,280.40

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Solution

The fourth proportional to 35,346,032.40, 52,981,723.80 and 20,167,280.40 is: 30,229,624.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,346,032.40 : 52,981,723.80 = 20,167,280.40 : x
  2. Step 2: Convert to fraction form
    35,346,032.40/52,981,723.80 = 20,167,280.40/x
  3. Step 3: Cross multiply
    35,346,032.40x = 52,981,723.80 × 20,167,280.40
  4. Step 4: Simplify right side
    35,346,032.40x = 1,068,497,279,949,953.38
  5. Step 5: Solve for x
    x = 1,068,497,279,949,953.38/35,346,032.40
  6. Step 6: Final answer
    x = 30,229,624.30

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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.