Home / 13,432,522.98-18,537,377.40-7,632,287.94

Finding the Fourth Proportional to 13,432,522.98, 18,537,377.40 and 7,632,287.94

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Solution

The fourth proportional to 13,432,522.98, 18,537,377.40 and 7,632,287.94 is: 10,532,839.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432,522.98 : 18,537,377.40 = 7,632,287.94 : x
  2. Step 2: Convert to fraction form
    13,432,522.98/18,537,377.40 = 7,632,287.94/x
  3. Step 3: Cross multiply
    13,432,522.98x = 18,537,377.40 × 7,632,287.94
  4. Step 4: Simplify right side
    13,432,522.98x = 141,482,601,969,248.56
  5. Step 5: Solve for x
    x = 141,482,601,969,248.56/13,432,522.98
  6. Step 6: Final answer
    x = 10,532,839.00

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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.