Home / 55,716,948.80-83,575,423.20-17,378,401.40

Finding the Fourth Proportional to 55,716,948.80, 83,575,423.20 and 17,378,401.40

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Solution

The fourth proportional to 55,716,948.80, 83,575,423.20 and 17,378,401.40 is: 26,067,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,716,948.80 : 83,575,423.20 = 17,378,401.40 : x
  2. Step 2: Convert to fraction form
    55,716,948.80/83,575,423.20 = 17,378,401.40/x
  3. Step 3: Cross multiply
    55,716,948.80x = 83,575,423.20 × 17,378,401.40
  4. Step 4: Simplify right side
    55,716,948.80x = 1,452,407,251,544,472.50
  5. Step 5: Solve for x
    x = 1,452,407,251,544,472.50/55,716,948.80
  6. Step 6: Final answer
    x = 26,067,602.10

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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.