Home / 6,386,742.83-8,812,389.40-3,669,963.95

Finding the Fourth Proportional to 6,386,742.83, 8,812,389.40 and 3,669,963.95

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Solution

The fourth proportional to 6,386,742.83, 8,812,389.40 and 3,669,963.95 is: 5,063,794.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,386,742.83 : 8,812,389.40 = 3,669,963.95 : x
  2. Step 2: Convert to fraction form
    6,386,742.83/8,812,389.40 = 3,669,963.95/x
  3. Step 3: Cross multiply
    6,386,742.83x = 8,812,389.40 × 3,669,963.95
  4. Step 4: Simplify right side
    6,386,742.83x = 32,341,151,367,300.18
  5. Step 5: Solve for x
    x = 32,341,151,367,300.18/6,386,742.83
  6. Step 6: Final answer
    x = 5,063,794.21

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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.