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Finding the Fourth Proportional to 34,978,169.13, 52,462,693.95 and 10,385,601.08

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Solution

The fourth proportional to 34,978,169.13, 52,462,693.95 and 10,385,601.08 is: 15,577,047.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,978,169.13 : 52,462,693.95 = 10,385,601.08 : x
  2. Step 2: Convert to fraction form
    34,978,169.13/52,462,693.95 = 10,385,601.08/x
  3. Step 3: Cross multiply
    34,978,169.13x = 52,462,693.95 × 10,385,601.08
  4. Step 4: Simplify right side
    34,978,169.13x = 544,856,610,946,829.50
  5. Step 5: Solve for x
    x = 544,856,610,946,829.50/34,978,169.13
  6. Step 6: Final answer
    x = 15,577,047.76

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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.