Home / 16,251,552.72-22,426,999.50-8,909,252.40

Finding the Fourth Proportional to 16,251,552.72, 22,426,999.50 and 8,909,252.40

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Solution

The fourth proportional to 16,251,552.72, 22,426,999.50 and 8,909,252.40 is: 12,294,689.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,251,552.72 : 22,426,999.50 = 8,909,252.40 : x
  2. Step 2: Convert to fraction form
    16,251,552.72/22,426,999.50 = 8,909,252.40/x
  3. Step 3: Cross multiply
    16,251,552.72x = 22,426,999.50 × 8,909,252.40
  4. Step 4: Simplify right side
    16,251,552.72x = 199,807,799,120,173.81
  5. Step 5: Solve for x
    x = 199,807,799,120,173.81/16,251,552.72
  6. Step 6: Final answer
    x = 12,294,689.78

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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.