Home / 13,346,006.55-18,417,351.02-7,465,564.23

Finding the Fourth Proportional to 13,346,006.55, 18,417,351.02 and 7,465,564.23

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Solution

The fourth proportional to 13,346,006.55, 18,417,351.02 and 7,465,564.23 is: 10,302,401.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,346,006.55 : 18,417,351.02 = 7,465,564.23 : x
  2. Step 2: Convert to fraction form
    13,346,006.55/18,417,351.02 = 7,465,564.23/x
  3. Step 3: Cross multiply
    13,346,006.55x = 18,417,351.02 × 7,465,564.23
  4. Step 4: Simplify right side
    13,346,006.55x = 137,495,916,948,938.20
  5. Step 5: Solve for x
    x = 137,495,916,948,938.20/13,346,006.55
  6. Step 6: Final answer
    x = 10,302,401.43

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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.