Home / 52,030,662.30-78,049,864.53-15,636,139.74

Finding the Fourth Proportional to 52,030,662.30, 78,049,864.53 and 15,636,139.74

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Solution

The fourth proportional to 52,030,662.30, 78,049,864.53 and 15,636,139.74 is: 23,455,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,030,662.30 : 78,049,864.53 = 15,636,139.74 : x
  2. Step 2: Convert to fraction form
    52,030,662.30/78,049,864.53 = 15,636,139.74/x
  3. Step 3: Cross multiply
    52,030,662.30x = 78,049,864.53 × 15,636,139.74
  4. Step 4: Simplify right side
    52,030,662.30x = 1,220,398,588,479,149.50
  5. Step 5: Solve for x
    x = 1,220,398,588,479,149.50/52,030,662.30
  6. Step 6: Final answer
    x = 23,455,372.94

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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.