Home / 31,518,207.40-47,278,866.30-16,401,663.40

Finding the Fourth Proportional to 31,518,207.40, 47,278,866.30 and 16,401,663.40

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Solution

The fourth proportional to 31,518,207.40, 47,278,866.30 and 16,401,663.40 is: 24,603,304.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,518,207.40 : 47,278,866.30 = 16,401,663.40 : x
  2. Step 2: Convert to fraction form
    31,518,207.40/47,278,866.30 = 16,401,663.40/x
  3. Step 3: Cross multiply
    31,518,207.40x = 47,278,866.30 × 16,401,663.40
  4. Step 4: Simplify right side
    31,518,207.40x = 775,452,050,986,203.38
  5. Step 5: Solve for x
    x = 775,452,050,986,203.38/31,518,207.40
  6. Step 6: Final answer
    x = 24,603,304.41

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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.