Home / 19,541,948.40-29,312,922.60-13,495,330.80

Finding the Fourth Proportional to 19,541,948.40, 29,312,922.60 and 13,495,330.80

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Solution

The fourth proportional to 19,541,948.40, 29,312,922.60 and 13,495,330.80 is: 20,242,996.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,948.40 : 29,312,922.60 = 13,495,330.80 : x
  2. Step 2: Convert to fraction form
    19,541,948.40/29,312,922.60 = 13,495,330.80/x
  3. Step 3: Cross multiply
    19,541,948.40x = 29,312,922.60 × 13,495,330.80
  4. Step 4: Simplify right side
    19,541,948.40x = 395,587,587,201,796.12
  5. Step 5: Solve for x
    x = 395,587,587,201,796.12/19,541,948.40
  6. Step 6: Final answer
    x = 20,242,996.20

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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.