Home / 16,186,812.40-24,280,218.60-12,573,013.60

Finding the Fourth Proportional to 16,186,812.40, 24,280,218.60 and 12,573,013.60

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Solution

The fourth proportional to 16,186,812.40, 24,280,218.60 and 12,573,013.60 is: 18,859,520.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,186,812.40 : 24,280,218.60 = 12,573,013.60 : x
  2. Step 2: Convert to fraction form
    16,186,812.40/24,280,218.60 = 12,573,013.60/x
  3. Step 3: Cross multiply
    16,186,812.40x = 24,280,218.60 × 12,573,013.60
  4. Step 4: Simplify right side
    16,186,812.40x = 305,275,518,668,773
  5. Step 5: Solve for x
    x = 305,275,518,668,773/16,186,812.40
  6. Step 6: Final answer
    x = 18,859,520.40

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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.