Home / 18,730,503.37-28,095,445.28-5,599,951.86

Finding the Fourth Proportional to 18,730,503.37, 28,095,445.28 and 5,599,951.86

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Solution

The fourth proportional to 18,730,503.37, 28,095,445.28 and 5,599,951.86 is: 8,399,835.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,730,503.37 : 28,095,445.28 = 5,599,951.86 : x
  2. Step 2: Convert to fraction form
    18,730,503.37/28,095,445.28 = 5,599,951.86/x
  3. Step 3: Cross multiply
    18,730,503.37x = 28,095,445.28 × 5,599,951.86
  4. Step 4: Simplify right side
    18,730,503.37x = 157,333,141,053,264.25
  5. Step 5: Solve for x
    x = 157,333,141,053,264.25/18,730,503.37
  6. Step 6: Final answer
    x = 8,399,835.18

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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.