Home / 8,989,684.90-13,486,276.95-2,600,145.70

Finding the Fourth Proportional to 8,989,684.90, 13,486,276.95 and 2,600,145.70

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Solution

The fourth proportional to 8,989,684.90, 13,486,276.95 and 2,600,145.70 is: 3,900,724.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,989,684.90 : 13,486,276.95 = 2,600,145.70 : x
  2. Step 2: Convert to fraction form
    8,989,684.90/13,486,276.95 = 2,600,145.70/x
  3. Step 3: Cross multiply
    8,989,684.90x = 13,486,276.95 × 2,600,145.70
  4. Step 4: Simplify right side
    8,989,684.90x = 35,066,285,020,551.62
  5. Step 5: Solve for x
    x = 35,066,285,020,551.62/8,989,684.90
  6. Step 6: Final answer
    x = 3,900,724.60

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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.