Home / 13,296,731.50-18,349,769.93-7,495,513.12

Finding the Fourth Proportional to 13,296,731.50, 18,349,769.93 and 7,495,513.12

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Solution

The fourth proportional to 13,296,731.50, 18,349,769.93 and 7,495,513.12 is: 10,343,966.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,731.50 : 18,349,769.93 = 7,495,513.12 : x
  2. Step 2: Convert to fraction form
    13,296,731.50/18,349,769.93 = 7,495,513.12/x
  3. Step 3: Cross multiply
    13,296,731.50x = 18,349,769.93 × 7,495,513.12
  4. Step 4: Simplify right side
    13,296,731.50x = 137,540,941,259,296.48
  5. Step 5: Solve for x
    x = 137,540,941,259,296.48/13,296,731.50
  6. Step 6: Final answer
    x = 10,343,966.20

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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.