Home / 9,879,078.60-14,818,617.90-6,488,791.20

Finding the Fourth Proportional to 9,879,078.60, 14,818,617.90 and 6,488,791.20

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Solution

The fourth proportional to 9,879,078.60, 14,818,617.90 and 6,488,791.20 is: 9,733,186.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,879,078.60 : 14,818,617.90 = 6,488,791.20 : x
  2. Step 2: Convert to fraction form
    9,879,078.60/14,818,617.90 = 6,488,791.20/x
  3. Step 3: Cross multiply
    9,879,078.60x = 14,818,617.90 × 6,488,791.20
  4. Step 4: Simplify right side
    9,879,078.60x = 96,154,917,425,682.48
  5. Step 5: Solve for x
    x = 96,154,917,425,682.48/9,879,078.60
  6. Step 6: Final answer
    x = 9,733,186.80

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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.