Home / 7,708,874.92-10,638,108.90-4,271,047

Finding the Fourth Proportional to 7,708,874.92, 10,638,108.90 and 4,271,047

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Solution

The fourth proportional to 7,708,874.92, 10,638,108.90 and 4,271,047 is: 5,893,968.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,708,874.92 : 10,638,108.90 = 4,271,047 : x
  2. Step 2: Convert to fraction form
    7,708,874.92/10,638,108.90 = 4,271,047/x
  3. Step 3: Cross multiply
    7,708,874.92x = 10,638,108.90 × 4,271,047
  4. Step 4: Simplify right side
    7,708,874.92x = 45,435,863,103,018.30
  5. Step 5: Solve for x
    x = 45,435,863,103,018.30/7,708,874.92
  6. Step 6: Final answer
    x = 5,893,968.13

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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.