Home / 12,643,253.93-17,447,733.85-6,842,034.13

Finding the Fourth Proportional to 12,643,253.93, 17,447,733.85 and 6,842,034.13

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Solution

The fourth proportional to 12,643,253.93, 17,447,733.85 and 6,842,034.13 is: 9,442,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,643,253.93 : 17,447,733.85 = 6,842,034.13 : x
  2. Step 2: Convert to fraction form
    12,643,253.93/17,447,733.85 = 6,842,034.13/x
  3. Step 3: Cross multiply
    12,643,253.93x = 17,447,733.85 × 6,842,034.13
  4. Step 4: Simplify right side
    12,643,253.93x = 119,377,990,492,856.31
  5. Step 5: Solve for x
    x = 119,377,990,492,856.31/12,643,253.93
  6. Step 6: Final answer
    x = 9,442,030.60

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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.