Home / 31,411,750.72-47,116,255.20-9,845,860

Finding the Fourth Proportional to 31,411,750.72, 47,116,255.20 and 9,845,860

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Solution

The fourth proportional to 31,411,750.72, 47,116,255.20 and 9,845,860 is: 14,768,360.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,411,750.72 : 47,116,255.20 = 9,845,860 : x
  2. Step 2: Convert to fraction form
    31,411,750.72/47,116,255.20 = 9,845,860/x
  3. Step 3: Cross multiply
    31,411,750.72x = 47,116,255.20 × 9,845,860
  4. Step 4: Simplify right side
    31,411,750.72x = 463,900,052,423,472
  5. Step 5: Solve for x
    x = 463,900,052,423,472/31,411,750.72
  6. Step 6: Final answer
    x = 14,768,360.30

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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.