Home / 16,597,987.16-22,905,245.84-9,155,483.20

Finding the Fourth Proportional to 16,597,987.16, 22,905,245.84 and 9,155,483.20

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Solution

The fourth proportional to 16,597,987.16, 22,905,245.84 and 9,155,483.20 is: 12,634,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,597,987.16 : 22,905,245.84 = 9,155,483.20 : x
  2. Step 2: Convert to fraction form
    16,597,987.16/22,905,245.84 = 9,155,483.20/x
  3. Step 3: Cross multiply
    16,597,987.16x = 22,905,245.84 × 9,155,483.20
  4. Step 4: Simplify right side
    16,597,987.16x = 209,708,593,376,949.38
  5. Step 5: Solve for x
    x = 209,708,593,376,949.38/16,597,987.16
  6. Step 6: Final answer
    x = 12,634,579.80

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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.