Home / 8,867,643.76-12,236,308.77-4,999,934.26

Finding the Fourth Proportional to 8,867,643.76, 12,236,308.77 and 4,999,934.26

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Solution

The fourth proportional to 8,867,643.76, 12,236,308.77 and 4,999,934.26 is: 6,899,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867,643.76 : 12,236,308.77 = 4,999,934.26 : x
  2. Step 2: Convert to fraction form
    8,867,643.76/12,236,308.77 = 4,999,934.26/x
  3. Step 3: Cross multiply
    8,867,643.76x = 12,236,308.77 × 4,999,934.26
  4. Step 4: Simplify right side
    8,867,643.76x = 61,180,739,435,061.45
  5. Step 5: Solve for x
    x = 61,180,739,435,061.45/8,867,643.76
  6. Step 6: Final answer
    x = 6,899,323.10

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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.