Home / 8,749,973.16-12,077,497.44-5,079,714.12

Finding the Fourth Proportional to 8,749,973.16, 12,077,497.44 and 5,079,714.12

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Solution

The fourth proportional to 8,749,973.16, 12,077,497.44 and 5,079,714.12 is: 7,011,476.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749,973.16 : 12,077,497.44 = 5,079,714.12 : x
  2. Step 2: Convert to fraction form
    8,749,973.16/12,077,497.44 = 5,079,714.12/x
  3. Step 3: Cross multiply
    8,749,973.16x = 12,077,497.44 × 5,079,714.12
  4. Step 4: Simplify right side
    8,749,973.16x = 61,350,234,280,231.85
  5. Step 5: Solve for x
    x = 61,350,234,280,231.85/8,749,973.16
  6. Step 6: Final answer
    x = 7,011,476.85

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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.