Home / 7,099,631.13-10,638,610.15-4,215,318.15

Finding the Fourth Proportional to 7,099,631.13, 10,638,610.15 and 4,215,318.15

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Solution

The fourth proportional to 7,099,631.13, 10,638,610.15 and 4,215,318.15 is: 6,316,543.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,099,631.13 : 10,638,610.15 = 4,215,318.15 : x
  2. Step 2: Convert to fraction form
    7,099,631.13/10,638,610.15 = 4,215,318.15/x
  3. Step 3: Cross multiply
    7,099,631.13x = 10,638,610.15 × 4,215,318.15
  4. Step 4: Simplify right side
    7,099,631.13x = 44,845,126,456,069.23
  5. Step 5: Solve for x
    x = 44,845,126,456,069.23/7,099,631.13
  6. Step 6: Final answer
    x = 6,316,543.16

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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.