Home / 61,482,550.28-84,791,002.44-51,011,989.80

Finding the Fourth Proportional to 61,482,550.28, 84,791,002.44 and 51,011,989.80

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Solution

The fourth proportional to 61,482,550.28, 84,791,002.44 and 51,011,989.80 is: 70,350,981.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,482,550.28 : 84,791,002.44 = 51,011,989.80 : x
  2. Step 2: Convert to fraction form
    61,482,550.28/84,791,002.44 = 51,011,989.80/x
  3. Step 3: Cross multiply
    61,482,550.28x = 84,791,002.44 × 51,011,989.80
  4. Step 4: Simplify right side
    61,482,550.28x = 4,325,357,751,601,054.50
  5. Step 5: Solve for x
    x = 4,325,357,751,601,054.50/61,482,550.28
  6. Step 6: Final answer
    x = 70,350,981.41

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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.