Home / 8,655,333.47-11,943,319.57-4,985,443.58

Finding the Fourth Proportional to 8,655,333.47, 11,943,319.57 and 4,985,443.58

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Solution

The fourth proportional to 8,655,333.47, 11,943,319.57 and 4,985,443.58 is: 6,879,312.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,655,333.47 : 11,943,319.57 = 4,985,443.58 : x
  2. Step 2: Convert to fraction form
    8,655,333.47/11,943,319.57 = 4,985,443.58/x
  3. Step 3: Cross multiply
    8,655,333.47x = 11,943,319.57 × 4,985,443.58
  4. Step 4: Simplify right side
    8,655,333.47x = 59,542,745,874,144.86
  5. Step 5: Solve for x
    x = 59,542,745,874,144.86/8,655,333.47
  6. Step 6: Final answer
    x = 6,879,312.75

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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.