Home / 13,306,085.72-18,361,294.44-7,506,292.76

Finding the Fourth Proportional to 13,306,085.72, 18,361,294.44 and 7,506,292.76

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Solution

The fourth proportional to 13,306,085.72, 18,361,294.44 and 7,506,292.76 is: 10,358,061.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,306,085.72 : 18,361,294.44 = 7,506,292.76 : x
  2. Step 2: Convert to fraction form
    13,306,085.72/18,361,294.44 = 7,506,292.76/x
  3. Step 3: Cross multiply
    13,306,085.72x = 18,361,294.44 × 7,506,292.76
  4. Step 4: Simplify right side
    13,306,085.72x = 137,825,251,519,200.27
  5. Step 5: Solve for x
    x = 137,825,251,519,200.27/13,306,085.72
  6. Step 6: Final answer
    x = 10,358,061.30

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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.