Home / 7,429,608.48-10,252,977.12-4,167,148.80

Finding the Fourth Proportional to 7,429,608.48, 10,252,977.12 and 4,167,148.80

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Solution

The fourth proportional to 7,429,608.48, 10,252,977.12 and 4,167,148.80 is: 5,750,731.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,429,608.48 : 10,252,977.12 = 4,167,148.80 : x
  2. Step 2: Convert to fraction form
    7,429,608.48/10,252,977.12 = 4,167,148.80/x
  3. Step 3: Cross multiply
    7,429,608.48x = 10,252,977.12 × 4,167,148.80
  4. Step 4: Simplify right side
    7,429,608.48x = 42,725,681,302,035.45
  5. Step 5: Solve for x
    x = 42,725,681,302,035.45/7,429,608.48
  6. Step 6: Final answer
    x = 5,750,731.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.