Home / 66,865,644.10-100,298,466.15-28,601,892.10

Finding the Fourth Proportional to 66,865,644.10, 100,298,466.15 and 28,601,892.10

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Solution

The fourth proportional to 66,865,644.10, 100,298,466.15 and 28,601,892.10 is: 42,902,838.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,865,644.10 : 100,298,466.15 = 28,601,892.10 : x
  2. Step 2: Convert to fraction form
    66,865,644.10/100,298,466.15 = 28,601,892.10/x
  3. Step 3: Cross multiply
    66,865,644.10x = 100,298,466.15 × 28,601,892.10
  4. Step 4: Simplify right side
    66,865,644.10x = 2,868,725,906,617,802.50
  5. Step 5: Solve for x
    x = 2,868,725,906,617,802.50/66,865,644.10
  6. Step 6: Final answer
    x = 42,902,838.15

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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.