Home / 6,906,803.90-10,360,108.65-3,120,280.70

Finding the Fourth Proportional to 6,906,803.90, 10,360,108.65 and 3,120,280.70

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Solution

The fourth proportional to 6,906,803.90, 10,360,108.65 and 3,120,280.70 is: 4,680,377.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,906,803.90 : 10,360,108.65 = 3,120,280.70 : x
  2. Step 2: Convert to fraction form
    6,906,803.90/10,360,108.65 = 3,120,280.70/x
  3. Step 3: Cross multiply
    6,906,803.90x = 10,360,108.65 × 3,120,280.70
  4. Step 4: Simplify right side
    6,906,803.90x = 32,326,447,070,498.06
  5. Step 5: Solve for x
    x = 32,326,447,070,498.06/6,906,803.90
  6. Step 6: Final answer
    x = 4,680,377.14

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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.