Home / 25,471,996.80-38,207,995.20-16,402,070.40

Finding the Fourth Proportional to 25,471,996.80, 38,207,995.20 and 16,402,070.40

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Solution

The fourth proportional to 25,471,996.80, 38,207,995.20 and 16,402,070.40 is: 24,603,105.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,471,996.80 : 38,207,995.20 = 16,402,070.40 : x
  2. Step 2: Convert to fraction form
    25,471,996.80/38,207,995.20 = 16,402,070.40/x
  3. Step 3: Cross multiply
    25,471,996.80x = 38,207,995.20 × 16,402,070.40
  4. Step 4: Simplify right side
    25,471,996.80x = 626,690,227,113,262.12
  5. Step 5: Solve for x
    x = 626,690,227,113,262.12/25,471,996.80
  6. Step 6: Final answer
    x = 24,603,105.60

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1.5x scale

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.