Home / 8,662,830.16-11,955,774-4,942,577.20

Finding the Fourth Proportional to 8,662,830.16, 11,955,774 and 4,942,577.20

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Solution

The fourth proportional to 8,662,830.16, 11,955,774 and 4,942,577.20 is: 6,821,366.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662,830.16 : 11,955,774 = 4,942,577.20 : x
  2. Step 2: Convert to fraction form
    8,662,830.16/11,955,774 = 4,942,577.20/x
  3. Step 3: Cross multiply
    8,662,830.16x = 11,955,774 × 4,942,577.20
  4. Step 4: Simplify right side
    8,662,830.16x = 59,092,335,980,752.80
  5. Step 5: Solve for x
    x = 59,092,335,980,752.80/8,662,830.16
  6. Step 6: Final answer
    x = 6,821,366.10

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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.