Home / 52,260,904.74-78,386,288.12-15,869,609.88

Finding the Fourth Proportional to 52,260,904.74, 78,386,288.12 and 15,869,609.88

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Solution

The fourth proportional to 52,260,904.74, 78,386,288.12 and 15,869,609.88 is: 23,802,875.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,260,904.74 : 78,386,288.12 = 15,869,609.88 : x
  2. Step 2: Convert to fraction form
    52,260,904.74/78,386,288.12 = 15,869,609.88/x
  3. Step 3: Cross multiply
    52,260,904.74x = 78,386,288.12 × 15,869,609.88
  4. Step 4: Simplify right side
    52,260,904.74x = 1,243,959,812,405,678.75
  5. Step 5: Solve for x
    x = 1,243,959,812,405,678.75/52,260,904.74
  6. Step 6: Final answer
    x = 23,802,875.56

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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.