Home / 9,860,851.60-13,607,714.16-5,509,973.66

Finding the Fourth Proportional to 9,860,851.60, 13,607,714.16 and 5,509,973.66

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Solution

The fourth proportional to 9,860,851.60, 13,607,714.16 and 5,509,973.66 is: 7,603,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860,851.60 : 13,607,714.16 = 5,509,973.66 : x
  2. Step 2: Convert to fraction form
    9,860,851.60/13,607,714.16 = 5,509,973.66/x
  3. Step 3: Cross multiply
    9,860,851.60x = 13,607,714.16 × 5,509,973.66
  4. Step 4: Simplify right side
    9,860,851.60x = 74,978,146,594,409.03
  5. Step 5: Solve for x
    x = 74,978,146,594,409.03/9,860,851.60
  6. Step 6: Final answer
    x = 7,603,617.78

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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.