Home / 4,680,680.40-7,013,147.40-4,003,585.20

Finding the Fourth Proportional to 4,680,680.40, 7,013,147.40 and 4,003,585.20

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Solution

The fourth proportional to 4,680,680.40, 7,013,147.40 and 4,003,585.20 is: 5,998,643.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,680.40 : 7,013,147.40 = 4,003,585.20 : x
  2. Step 2: Convert to fraction form
    4,680,680.40/7,013,147.40 = 4,003,585.20/x
  3. Step 3: Cross multiply
    4,680,680.40x = 7,013,147.40 × 4,003,585.20
  4. Step 4: Simplify right side
    4,680,680.40x = 28,077,733,136,058.48
  5. Step 5: Solve for x
    x = 28,077,733,136,058.48/4,680,680.40
  6. Step 6: Final answer
    x = 5,998,643.52

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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.