Home / 56,477,122.11-77,935,154.18-31,694,994.90

Finding the Fourth Proportional to 56,477,122.11, 77,935,154.18 and 31,694,994.90

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Solution

The fourth proportional to 56,477,122.11, 77,935,154.18 and 31,694,994.90 is: 43,737,255.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,477,122.11 : 77,935,154.18 = 31,694,994.90 : x
  2. Step 2: Convert to fraction form
    56,477,122.11/77,935,154.18 = 31,694,994.90/x
  3. Step 3: Cross multiply
    56,477,122.11x = 77,935,154.18 × 31,694,994.90
  4. Step 4: Simplify right side
    56,477,122.11x = 2,470,154,314,107,338.50
  5. Step 5: Solve for x
    x = 2,470,154,314,107,338.50/56,477,122.11
  6. Step 6: Final answer
    x = 43,737,255.40

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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.