Home / 9,642,255.68-13,306,476.12-5,291,746.76

Finding the Fourth Proportional to 9,642,255.68, 13,306,476.12 and 5,291,746.76

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Solution

The fourth proportional to 9,642,255.68, 13,306,476.12 and 5,291,746.76 is: 7,302,700.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,642,255.68 : 13,306,476.12 = 5,291,746.76 : x
  2. Step 2: Convert to fraction form
    9,642,255.68/13,306,476.12 = 5,291,746.76/x
  3. Step 3: Cross multiply
    9,642,255.68x = 13,306,476.12 × 5,291,746.76
  4. Step 4: Simplify right side
    9,642,255.68x = 70,414,501,895,027.36
  5. Step 5: Solve for x
    x = 70,414,501,895,027.36/9,642,255.68
  6. Step 6: Final answer
    x = 7,302,700.14

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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.