Home / 25,648,929.40-38,473,394.10-6,479,741.56

Finding the Fourth Proportional to 25,648,929.40, 38,473,394.10 and 6,479,741.56

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Solution

The fourth proportional to 25,648,929.40, 38,473,394.10 and 6,479,741.56 is: 9,719,612.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,648,929.40 : 38,473,394.10 = 6,479,741.56 : x
  2. Step 2: Convert to fraction form
    25,648,929.40/38,473,394.10 = 6,479,741.56/x
  3. Step 3: Cross multiply
    25,648,929.40x = 38,473,394.10 × 6,479,741.56
  4. Step 4: Simplify right side
    25,648,929.40x = 249,297,650,704,028.78
  5. Step 5: Solve for x
    x = 249,297,650,704,028.78/25,648,929.40
  6. Step 6: Final answer
    x = 9,719,612.34

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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.