Home / 12,847,862.92-19,264,095.90-4,090,356.76

Finding the Fourth Proportional to 12,847,862.92, 19,264,095.90 and 4,090,356.76

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Solution

The fourth proportional to 12,847,862.92, 19,264,095.90 and 4,090,356.76 is: 6,133,084.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847,862.92 : 19,264,095.90 = 4,090,356.76 : x
  2. Step 2: Convert to fraction form
    12,847,862.92/19,264,095.90 = 4,090,356.76/x
  3. Step 3: Cross multiply
    12,847,862.92x = 19,264,095.90 × 4,090,356.76
  4. Step 4: Simplify right side
    12,847,862.92x = 78,797,024,889,853.28
  5. Step 5: Solve for x
    x = 78,797,024,889,853.28/12,847,862.92
  6. Step 6: Final answer
    x = 6,133,084.19

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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.