Home / 10,245,848.74-15,371,429.10-5,449,592.50

Finding the Fourth Proportional to 10,245,848.74, 15,371,429.10 and 5,449,592.50

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Solution

The fourth proportional to 10,245,848.74, 15,371,429.10 and 5,449,592.50 is: 8,175,801.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245,848.74 : 15,371,429.10 = 5,449,592.50 : x
  2. Step 2: Convert to fraction form
    10,245,848.74/15,371,429.10 = 5,449,592.50/x
  3. Step 3: Cross multiply
    10,245,848.74x = 15,371,429.10 × 5,449,592.50
  4. Step 4: Simplify right side
    10,245,848.74x = 83,768,024,737,641.75
  5. Step 5: Solve for x
    x = 83,768,024,737,641.75/10,245,848.74
  6. Step 6: Final answer
    x = 8,175,801.43

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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.