Home / 7,004,534.55-9,665,017.65-3,948,748.80

Finding the Fourth Proportional to 7,004,534.55, 9,665,017.65 and 3,948,748.80

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Solution

The fourth proportional to 7,004,534.55, 9,665,017.65 and 3,948,748.80 is: 5,448,574.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,004,534.55 : 9,665,017.65 = 3,948,748.80 : x
  2. Step 2: Convert to fraction form
    7,004,534.55/9,665,017.65 = 3,948,748.80/x
  3. Step 3: Cross multiply
    7,004,534.55x = 9,665,017.65 × 3,948,748.80
  4. Step 4: Simplify right side
    7,004,534.55x = 38,164,726,847,416.32
  5. Step 5: Solve for x
    x = 38,164,726,847,416.32/7,004,534.55
  6. Step 6: Final answer
    x = 5,448,574.29

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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.