Home / 15,309,538.13-22,956,333.95-7,220,341.70

Finding the Fourth Proportional to 15,309,538.13, 22,956,333.95 and 7,220,341.70

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Solution

The fourth proportional to 15,309,538.13, 22,956,333.95 and 7,220,341.70 is: 10,826,752.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,309,538.13 : 22,956,333.95 = 7,220,341.70 : x
  2. Step 2: Convert to fraction form
    15,309,538.13/22,956,333.95 = 7,220,341.70/x
  3. Step 3: Cross multiply
    15,309,538.13x = 22,956,333.95 × 7,220,341.70
  4. Step 4: Simplify right side
    15,309,538.13x = 165,752,575,373,752.41
  5. Step 5: Solve for x
    x = 165,752,575,373,752.41/15,309,538.13
  6. Step 6: Final answer
    x = 10,826,752.19

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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.