Home / 9,860,458.80-13,607,404.40-5,509,548.53

Finding the Fourth Proportional to 9,860,458.80, 13,607,404.40 and 5,509,548.53

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Solution

The fourth proportional to 9,860,458.80, 13,607,404.40 and 5,509,548.53 is: 7,603,160.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860,458.80 : 13,607,404.40 = 5,509,548.53 : x
  2. Step 2: Convert to fraction form
    9,860,458.80/13,607,404.40 = 5,509,548.53/x
  3. Step 3: Cross multiply
    9,860,458.80x = 13,607,404.40 × 5,509,548.53
  4. Step 4: Simplify right side
    9,860,458.80x = 74,970,654,854,872.39
  5. Step 5: Solve for x
    x = 74,970,654,854,872.39/9,860,458.80
  6. Step 6: Final answer
    x = 7,603,160.91

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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.