Home / 9,108,507.24-12,569,718.30-5,188,262.76

Finding the Fourth Proportional to 9,108,507.24, 12,569,718.30 and 5,188,262.76

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Solution

The fourth proportional to 9,108,507.24, 12,569,718.30 and 5,188,262.76 is: 7,159,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,108,507.24 : 12,569,718.30 = 5,188,262.76 : x
  2. Step 2: Convert to fraction form
    9,108,507.24/12,569,718.30 = 5,188,262.76/x
  3. Step 3: Cross multiply
    9,108,507.24x = 12,569,718.30 × 5,188,262.76
  4. Step 4: Simplify right side
    9,108,507.24x = 65,215,001,359,580.51
  5. Step 5: Solve for x
    x = 65,215,001,359,580.51/9,108,507.24
  6. Step 6: Final answer
    x = 7,159,790.25

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Double scale
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1.5x scale

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.