Home / 18,398,911.20-27,598,366.80-6,282,056.40

Finding the Fourth Proportional to 18,398,911.20, 27,598,366.80 and 6,282,056.40

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Solution

The fourth proportional to 18,398,911.20, 27,598,366.80 and 6,282,056.40 is: 9,423,084.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398,911.20 : 27,598,366.80 = 6,282,056.40 : x
  2. Step 2: Convert to fraction form
    18,398,911.20/27,598,366.80 = 6,282,056.40/x
  3. Step 3: Cross multiply
    18,398,911.20x = 27,598,366.80 × 6,282,056.40
  4. Step 4: Simplify right side
    18,398,911.20x = 173,374,496,785,487.53
  5. Step 5: Solve for x
    x = 173,374,496,785,487.53/18,398,911.20
  6. Step 6: Final answer
    x = 9,423,084.60

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1.5x scale

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.