Home / 31,152,670.80-46,729,006.20-10,955,288.40

Finding the Fourth Proportional to 31,152,670.80, 46,729,006.20 and 10,955,288.40

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Solution

The fourth proportional to 31,152,670.80, 46,729,006.20 and 10,955,288.40 is: 16,432,932.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,152,670.80 : 46,729,006.20 = 10,955,288.40 : x
  2. Step 2: Convert to fraction form
    31,152,670.80/46,729,006.20 = 10,955,288.40/x
  3. Step 3: Cross multiply
    31,152,670.80x = 46,729,006.20 × 10,955,288.40
  4. Step 4: Simplify right side
    31,152,670.80x = 511,929,739,566,388.12
  5. Step 5: Solve for x
    x = 511,929,739,566,388.12/31,152,670.80
  6. Step 6: Final answer
    x = 16,432,932.60

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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.