Home / 67,824,001.80-101,736,002.70-65,178,606.60

Finding the Fourth Proportional to 67,824,001.80, 101,736,002.70 and 65,178,606.60

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Solution

The fourth proportional to 67,824,001.80, 101,736,002.70 and 65,178,606.60 is: 97,767,909.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,824,001.80 : 101,736,002.70 = 65,178,606.60 : x
  2. Step 2: Convert to fraction form
    67,824,001.80/101,736,002.70 = 65,178,606.60/x
  3. Step 3: Cross multiply
    67,824,001.80x = 101,736,002.70 × 65,178,606.60
  4. Step 4: Simplify right side
    67,824,001.80x = 6,631,010,897,039,838
  5. Step 5: Solve for x
    x = 6,631,010,897,039,838/67,824,001.80
  6. Step 6: Final answer
    x = 97,767,909.90

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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.