Home / 8,705,254.80-13,042,135.80-7,445,542.80

Finding the Fourth Proportional to 8,705,254.80, 13,042,135.80 and 7,445,542.80

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Solution

The fourth proportional to 8,705,254.80, 13,042,135.80 and 7,445,542.80 is: 11,154,846.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,705,254.80 : 13,042,135.80 = 7,445,542.80 : x
  2. Step 2: Convert to fraction form
    8,705,254.80/13,042,135.80 = 7,445,542.80/x
  3. Step 3: Cross multiply
    8,705,254.80x = 13,042,135.80 × 7,445,542.80
  4. Step 4: Simplify right side
    8,705,254.80x = 97,105,780,302,312.25
  5. Step 5: Solve for x
    x = 97,105,780,302,312.25/8,705,254.80
  6. Step 6: Final answer
    x = 11,154,846.42

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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.