Home / 16,730,077.80-25,095,116.70-12,478,549.80

Finding the Fourth Proportional to 16,730,077.80, 25,095,116.70 and 12,478,549.80

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Solution

The fourth proportional to 16,730,077.80, 25,095,116.70 and 12,478,549.80 is: 18,717,824.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,730,077.80 : 25,095,116.70 = 12,478,549.80 : x
  2. Step 2: Convert to fraction form
    16,730,077.80/25,095,116.70 = 12,478,549.80/x
  3. Step 3: Cross multiply
    16,730,077.80x = 25,095,116.70 × 12,478,549.80
  4. Step 4: Simplify right side
    16,730,077.80x = 313,150,663,477,761.69
  5. Step 5: Solve for x
    x = 313,150,663,477,761.69/16,730,077.80
  6. Step 6: Final answer
    x = 18,717,824.70

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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.