Home / 9,515,973.61-13,132,056.86-5,165,060.83

Finding the Fourth Proportional to 9,515,973.61, 13,132,056.86 and 5,165,060.83

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Solution

The fourth proportional to 9,515,973.61, 13,132,056.86 and 5,165,060.83 is: 7,127,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,515,973.61 : 13,132,056.86 = 5,165,060.83 : x
  2. Step 2: Convert to fraction form
    9,515,973.61/13,132,056.86 = 5,165,060.83/x
  3. Step 3: Cross multiply
    9,515,973.61x = 13,132,056.86 × 5,165,060.83
  4. Step 4: Simplify right side
    9,515,973.61x = 67,827,872,539,500.15
  5. Step 5: Solve for x
    x = 67,827,872,539,500.15/9,515,973.61
  6. Step 6: Final answer
    x = 7,127,791.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.