Home / 9,532,378.08-13,142,042.64-7,894,752.48

Finding the Fourth Proportional to 9,532,378.08, 13,142,042.64 and 7,894,752.48

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Solution

The fourth proportional to 9,532,378.08, 13,142,042.64 and 7,894,752.48 is: 10,884,290.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,532,378.08 : 13,142,042.64 = 7,894,752.48 : x
  2. Step 2: Convert to fraction form
    9,532,378.08/13,142,042.64 = 7,894,752.48/x
  3. Step 3: Cross multiply
    9,532,378.08x = 13,142,042.64 × 7,894,752.48
  4. Step 4: Simplify right side
    9,532,378.08x = 103,753,173,724,405.75
  5. Step 5: Solve for x
    x = 103,753,173,724,405.75/9,532,378.08
  6. Step 6: Final answer
    x = 10,884,290.66

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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.