Home / 66,827,424.79-100,241,217.13-18,305,696.91

Finding the Fourth Proportional to 66,827,424.79, 100,241,217.13 and 18,305,696.91

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Solution

The fourth proportional to 66,827,424.79, 100,241,217.13 and 18,305,696.91 is: 27,458,567.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,827,424.79 : 100,241,217.13 = 18,305,696.91 : x
  2. Step 2: Convert to fraction form
    66,827,424.79/100,241,217.13 = 18,305,696.91/x
  3. Step 3: Cross multiply
    66,827,424.79x = 100,241,217.13 × 18,305,696.91
  4. Step 4: Simplify right side
    66,827,424.79x = 1,834,985,338,671,280
  5. Step 5: Solve for x
    x = 1,834,985,338,671,280/66,827,424.79
  6. Step 6: Final answer
    x = 27,458,567.26

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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.