Home / 49,903,614.40-74,880,304.80-28,354,763.20

Finding the Fourth Proportional to 49,903,614.40, 74,880,304.80 and 28,354,763.20

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Solution

The fourth proportional to 49,903,614.40, 74,880,304.80 and 28,354,763.20 is: 42,546,283.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,903,614.40 : 74,880,304.80 = 28,354,763.20 : x
  2. Step 2: Convert to fraction form
    49,903,614.40/74,880,304.80 = 28,354,763.20/x
  3. Step 3: Cross multiply
    49,903,614.40x = 74,880,304.80 × 28,354,763.20
  4. Step 4: Simplify right side
    49,903,614.40x = 2,123,213,310,947,823.25
  5. Step 5: Solve for x
    x = 2,123,213,310,947,823.25/49,903,614.40
  6. Step 6: Final answer
    x = 42,546,283.20

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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.