Home / 61,696,811.20-92,545,216.80-31,463,723.20

Finding the Fourth Proportional to 61,696,811.20, 92,545,216.80 and 31,463,723.20

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Solution

The fourth proportional to 61,696,811.20, 92,545,216.80 and 31,463,723.20 is: 47,195,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,696,811.20 : 92,545,216.80 = 31,463,723.20 : x
  2. Step 2: Convert to fraction form
    61,696,811.20/92,545,216.80 = 31,463,723.20/x
  3. Step 3: Cross multiply
    61,696,811.20x = 92,545,216.80 × 31,463,723.20
  4. Step 4: Simplify right side
    61,696,811.20x = 2,911,817,084,879,189.50
  5. Step 5: Solve for x
    x = 2,911,817,084,879,189.50/61,696,811.20
  6. Step 6: Final answer
    x = 47,195,584.80

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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.