Home / 37,776,470.40-56,650,708.80-12,218,313.60

Finding the Fourth Proportional to 37,776,470.40, 56,650,708.80 and 12,218,313.60

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Solution

The fourth proportional to 37,776,470.40, 56,650,708.80 and 12,218,313.60 is: 18,322,943.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,776,470.40 : 56,650,708.80 = 12,218,313.60 : x
  2. Step 2: Convert to fraction form
    37,776,470.40/56,650,708.80 = 12,218,313.60/x
  3. Step 3: Cross multiply
    37,776,470.40x = 56,650,708.80 × 12,218,313.60
  4. Step 4: Simplify right side
    37,776,470.40x = 692,176,125,780,679.62
  5. Step 5: Solve for x
    x = 692,176,125,780,679.62/37,776,470.40
  6. Step 6: Final answer
    x = 18,322,943.32

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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.