Home / 56,176,934.45-84,265,401.67-15,787,418.45

Finding the Fourth Proportional to 56,176,934.45, 84,265,401.67 and 15,787,418.45

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Solution

The fourth proportional to 56,176,934.45, 84,265,401.67 and 15,787,418.45 is: 23,681,127.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,176,934.45 : 84,265,401.67 = 15,787,418.45 : x
  2. Step 2: Convert to fraction form
    56,176,934.45/84,265,401.67 = 15,787,418.45/x
  3. Step 3: Cross multiply
    56,176,934.45x = 84,265,401.67 × 15,787,418.45
  4. Step 4: Simplify right side
    56,176,934.45x = 1,330,333,156,560,823.25
  5. Step 5: Solve for x
    x = 1,330,333,156,560,823.25/56,176,934.45
  6. Step 6: Final answer
    x = 23,681,127.67

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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.