Home / 14,512,983.18-20,027,657.58-7,897,345.98

Finding the Fourth Proportional to 14,512,983.18, 20,027,657.58 and 7,897,345.98

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Solution

The fourth proportional to 14,512,983.18, 20,027,657.58 and 7,897,345.98 is: 10,898,196.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,512,983.18 : 20,027,657.58 = 7,897,345.98 : x
  2. Step 2: Convert to fraction form
    14,512,983.18/20,027,657.58 = 7,897,345.98/x
  3. Step 3: Cross multiply
    14,512,983.18x = 20,027,657.58 × 7,897,345.98
  4. Step 4: Simplify right side
    14,512,983.18x = 158,165,341,078,229.53
  5. Step 5: Solve for x
    x = 158,165,341,078,229.53/14,512,983.18
  6. Step 6: Final answer
    x = 10,898,196.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.