Home / 65,536,039.81-98,320,065.06-21,816,713.85

Finding the Fourth Proportional to 65,536,039.81, 98,320,065.06 and 21,816,713.85

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Solution

The fourth proportional to 65,536,039.81, 98,320,065.06 and 21,816,713.85 is: 32,730,398.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,536,039.81 : 98,320,065.06 = 21,816,713.85 : x
  2. Step 2: Convert to fraction form
    65,536,039.81/98,320,065.06 = 21,816,713.85/x
  3. Step 3: Cross multiply
    65,536,039.81x = 98,320,065.06 × 21,816,713.85
  4. Step 4: Simplify right side
    65,536,039.81x = 2,145,020,724,840,515.50
  5. Step 5: Solve for x
    x = 2,145,020,724,840,515.50/65,536,039.81
  6. Step 6: Final answer
    x = 32,730,398.89

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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.