Home / 35,609,097.20-53,413,645.80-12,881,793.20

Finding the Fourth Proportional to 35,609,097.20, 53,413,645.80 and 12,881,793.20

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Solution

The fourth proportional to 35,609,097.20, 53,413,645.80 and 12,881,793.20 is: 19,322,689.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609,097.20 : 53,413,645.80 = 12,881,793.20 : x
  2. Step 2: Convert to fraction form
    35,609,097.20/53,413,645.80 = 12,881,793.20/x
  3. Step 3: Cross multiply
    35,609,097.20x = 53,413,645.80 × 12,881,793.20
  4. Step 4: Simplify right side
    35,609,097.20x = 688,063,539,253,648.50
  5. Step 5: Solve for x
    x = 688,063,539,253,648.50/35,609,097.20
  6. Step 6: Final answer
    x = 19,322,689.80

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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.