Home / 28,931,955.40-43,367,750.82-9,756,119.08

Finding the Fourth Proportional to 28,931,955.40, 43,367,750.82 and 9,756,119.08

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Solution

The fourth proportional to 28,931,955.40, 43,367,750.82 and 9,756,119.08 is: 14,624,000.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,931,955.40 : 43,367,750.82 = 9,756,119.08 : x
  2. Step 2: Convert to fraction form
    28,931,955.40/43,367,750.82 = 9,756,119.08/x
  3. Step 3: Cross multiply
    28,931,955.40x = 43,367,750.82 × 9,756,119.08
  4. Step 4: Simplify right side
    28,931,955.40x = 423,100,941,231,687.62
  5. Step 5: Solve for x
    x = 423,100,941,231,687.62/28,931,955.40
  6. Step 6: Final answer
    x = 14,624,000.88

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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.