Home / 7,117,929.20-10,676,893.80-5,921,202.80

Finding the Fourth Proportional to 7,117,929.20, 10,676,893.80 and 5,921,202.80

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Solution

The fourth proportional to 7,117,929.20, 10,676,893.80 and 5,921,202.80 is: 8,881,804.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,929.20 : 10,676,893.80 = 5,921,202.80 : x
  2. Step 2: Convert to fraction form
    7,117,929.20/10,676,893.80 = 5,921,202.80/x
  3. Step 3: Cross multiply
    7,117,929.20x = 10,676,893.80 × 5,921,202.80
  4. Step 4: Simplify right side
    7,117,929.20x = 63,220,053,463,862.64
  5. Step 5: Solve for x
    x = 63,220,053,463,862.64/7,117,929.20
  6. Step 6: Final answer
    x = 8,881,804.20

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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.