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Finding the Fourth Proportional to 29,806,636.80, 44,720,452.80 and 14,650,435.20

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Solution

The fourth proportional to 29,806,636.80, 44,720,452.80 and 14,650,435.20 is: 21,980,812.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,806,636.80 : 44,720,452.80 = 14,650,435.20 : x
  2. Step 2: Convert to fraction form
    29,806,636.80/44,720,452.80 = 14,650,435.20/x
  3. Step 3: Cross multiply
    29,806,636.80x = 44,720,452.80 × 14,650,435.20
  4. Step 4: Simplify right side
    29,806,636.80x = 655,174,095,861,058.50
  5. Step 5: Solve for x
    x = 655,174,095,861,058.50/29,806,636.80
  6. Step 6: Final answer
    x = 21,980,812.54

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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.