Home / 14,701,666.45-20,292,576.48-9,806,876.86

Finding the Fourth Proportional to 14,701,666.45, 20,292,576.48 and 9,806,876.86

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Solution

The fourth proportional to 14,701,666.45, 20,292,576.48 and 9,806,876.86 is: 13,536,342.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,701,666.45 : 20,292,576.48 = 9,806,876.86 : x
  2. Step 2: Convert to fraction form
    14,701,666.45/20,292,576.48 = 9,806,876.86/x
  3. Step 3: Cross multiply
    14,701,666.45x = 20,292,576.48 × 9,806,876.86
  4. Step 4: Simplify right side
    14,701,666.45x = 199,006,798,711,492.25
  5. Step 5: Solve for x
    x = 199,006,798,711,492.25/14,701,666.45
  6. Step 6: Final answer
    x = 13,536,342.93

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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.