Home / 30,672,002.10-46,008,003.15-9,109,931.70

Finding the Fourth Proportional to 30,672,002.10, 46,008,003.15 and 9,109,931.70

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Solution

The fourth proportional to 30,672,002.10, 46,008,003.15 and 9,109,931.70 is: 13,664,897.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,672,002.10 : 46,008,003.15 = 9,109,931.70 : x
  2. Step 2: Convert to fraction form
    30,672,002.10/46,008,003.15 = 9,109,931.70/x
  3. Step 3: Cross multiply
    30,672,002.10x = 46,008,003.15 × 9,109,931.70
  4. Step 4: Simplify right side
    30,672,002.10x = 419,129,766,349,884.81
  5. Step 5: Solve for x
    x = 419,129,766,349,884.81/30,672,002.10
  6. Step 6: Final answer
    x = 13,664,897.55

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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.