Home / 38,967,339.60-58,437,231.30-13,402,403.10

Finding the Fourth Proportional to 38,967,339.60, 58,437,231.30 and 13,402,403.10

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Solution

The fourth proportional to 38,967,339.60, 58,437,231.30 and 13,402,403.10 is: 20,098,865.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,967,339.60 : 58,437,231.30 = 13,402,403.10 : x
  2. Step 2: Convert to fraction form
    38,967,339.60/58,437,231.30 = 13,402,403.10/x
  3. Step 3: Cross multiply
    38,967,339.60x = 58,437,231.30 × 13,402,403.10
  4. Step 4: Simplify right side
    38,967,339.60x = 783,199,329,930,537
  5. Step 5: Solve for x
    x = 783,199,329,930,537/38,967,339.60
  6. Step 6: Final answer
    x = 20,098,865.82

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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.