Home / 9,291,402.30-13,937,103.45-7,378,214.70

Finding the Fourth Proportional to 9,291,402.30, 13,937,103.45 and 7,378,214.70

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Solution

The fourth proportional to 9,291,402.30, 13,937,103.45 and 7,378,214.70 is: 11,067,322.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,291,402.30 : 13,937,103.45 = 7,378,214.70 : x
  2. Step 2: Convert to fraction form
    9,291,402.30/13,937,103.45 = 7,378,214.70/x
  3. Step 3: Cross multiply
    9,291,402.30x = 13,937,103.45 × 7,378,214.70
  4. Step 4: Simplify right side
    9,291,402.30x = 102,830,941,550,210.72
  5. Step 5: Solve for x
    x = 102,830,941,550,210.72/9,291,402.30
  6. Step 6: Final answer
    x = 11,067,322.05

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Similar ratio
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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.