Home / 8,487,578.28-12,731,241.18-2,097,830.28

Finding the Fourth Proportional to 8,487,578.28, 12,731,241.18 and 2,097,830.28

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Solution

The fourth proportional to 8,487,578.28, 12,731,241.18 and 2,097,830.28 is: 3,146,714.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,578.28 : 12,731,241.18 = 2,097,830.28 : x
  2. Step 2: Convert to fraction form
    8,487,578.28/12,731,241.18 = 2,097,830.28/x
  3. Step 3: Cross multiply
    8,487,578.28x = 12,731,241.18 × 2,097,830.28
  4. Step 4: Simplify right side
    8,487,578.28x = 26,707,983,249,386.93
  5. Step 5: Solve for x
    x = 26,707,983,249,386.93/8,487,578.28
  6. Step 6: Final answer
    x = 3,146,714.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.