Home / 11,602,084.80-16,013,437.92-6,447,218.88

Finding the Fourth Proportional to 11,602,084.80, 16,013,437.92 and 6,447,218.88

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Solution

The fourth proportional to 11,602,084.80, 16,013,437.92 and 6,447,218.88 is: 8,898,585.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,602,084.80 : 16,013,437.92 = 6,447,218.88 : x
  2. Step 2: Convert to fraction form
    11,602,084.80/16,013,437.92 = 6,447,218.88/x
  3. Step 3: Cross multiply
    11,602,084.80x = 16,013,437.92 × 6,447,218.88
  4. Step 4: Simplify right side
    11,602,084.80x = 103,242,139,291,531.92
  5. Step 5: Solve for x
    x = 103,242,139,291,531.92/11,602,084.80
  6. Step 6: Final answer
    x = 8,898,585.13

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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.