Home / 25,462,371.47-38,193,569.48-8,423,044.40

Finding the Fourth Proportional to 25,462,371.47, 38,193,569.48 and 8,423,044.40

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Solution

The fourth proportional to 25,462,371.47, 38,193,569.48 and 8,423,044.40 is: 12,634,570.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,462,371.47 : 38,193,569.48 = 8,423,044.40 : x
  2. Step 2: Convert to fraction form
    25,462,371.47/38,193,569.48 = 8,423,044.40/x
  3. Step 3: Cross multiply
    25,462,371.47x = 38,193,569.48 × 8,423,044.40
  4. Step 4: Simplify right side
    25,462,371.47x = 321,706,131,641,066.44
  5. Step 5: Solve for x
    x = 321,706,131,641,066.44/25,462,371.47
  6. Step 6: Final answer
    x = 12,634,570.67

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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.