Home / 73,872,001.70-110,808,002.55-49,685,531.30

Finding the Fourth Proportional to 73,872,001.70, 110,808,002.55 and 49,685,531.30

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Solution

The fourth proportional to 73,872,001.70, 110,808,002.55 and 49,685,531.30 is: 74,528,296.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,872,001.70 : 110,808,002.55 = 49,685,531.30 : x
  2. Step 2: Convert to fraction form
    73,872,001.70/110,808,002.55 = 49,685,531.30/x
  3. Step 3: Cross multiply
    73,872,001.70x = 110,808,002.55 × 49,685,531.30
  4. Step 4: Simplify right side
    73,872,001.70x = 5,505,554,478,988,504
  5. Step 5: Solve for x
    x = 5,505,554,478,988,504/73,872,001.70
  6. Step 6: Final answer
    x = 74,528,296.95

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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.