Home / 72,561,607.20-108,884,401.20-27,127,994.40

Finding the Fourth Proportional to 72,561,607.20, 108,884,401.20 and 27,127,994.40

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Solution

The fourth proportional to 72,561,607.20, 108,884,401.20 and 27,127,994.40 is: 40,707,690.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,561,607.20 : 108,884,401.20 = 27,127,994.40 : x
  2. Step 2: Convert to fraction form
    72,561,607.20/108,884,401.20 = 27,127,994.40/x
  3. Step 3: Cross multiply
    72,561,607.20x = 108,884,401.20 × 27,127,994.40
  4. Step 4: Simplify right side
    72,561,607.20x = 2,953,815,426,000,953
  5. Step 5: Solve for x
    x = 2,953,815,426,000,953/72,561,607.20
  6. Step 6: Final answer
    x = 40,707,690.20

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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.