Home / 5,429,061.60-8,143,592.40-4,964,575.20

Finding the Fourth Proportional to 5,429,061.60, 8,143,592.40 and 4,964,575.20

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Solution

The fourth proportional to 5,429,061.60, 8,143,592.40 and 4,964,575.20 is: 7,446,862.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,429,061.60 : 8,143,592.40 = 4,964,575.20 : x
  2. Step 2: Convert to fraction form
    5,429,061.60/8,143,592.40 = 4,964,575.20/x
  3. Step 3: Cross multiply
    5,429,061.60x = 8,143,592.40 × 4,964,575.20
  4. Step 4: Simplify right side
    5,429,061.60x = 40,429,476,867,948.48
  5. Step 5: Solve for x
    x = 40,429,476,867,948.48/5,429,061.60
  6. Step 6: Final answer
    x = 7,446,862.80

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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.