Home / 8,172,751.60-11,278,397.16-4,736,985.52

Finding the Fourth Proportional to 8,172,751.60, 11,278,397.16 and 4,736,985.52

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Solution

The fourth proportional to 8,172,751.60, 11,278,397.16 and 4,736,985.52 is: 6,537,039.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,172,751.60 : 11,278,397.16 = 4,736,985.52 : x
  2. Step 2: Convert to fraction form
    8,172,751.60/11,278,397.16 = 4,736,985.52/x
  3. Step 3: Cross multiply
    8,172,751.60x = 11,278,397.16 × 4,736,985.52
  4. Step 4: Simplify right side
    8,172,751.60x = 53,425,604,035,729.12
  5. Step 5: Solve for x
    x = 53,425,604,035,729.12/8,172,751.60
  6. Step 6: Final answer
    x = 6,537,039.99

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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.