Home / 49,627,968.40-74,441,979.60-15,551,981.20

Finding the Fourth Proportional to 49,627,968.40, 74,441,979.60 and 15,551,981.20

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Solution

The fourth proportional to 49,627,968.40, 74,441,979.60 and 15,551,981.20 is: 23,327,980.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,627,968.40 : 74,441,979.60 = 15,551,981.20 : x
  2. Step 2: Convert to fraction form
    49,627,968.40/74,441,979.60 = 15,551,981.20/x
  3. Step 3: Cross multiply
    49,627,968.40x = 74,441,979.60 × 15,551,981.20
  4. Step 4: Simplify right side
    49,627,968.40x = 1,157,720,267,229,983.25
  5. Step 5: Solve for x
    x = 1,157,720,267,229,983.25/49,627,968.40
  6. Step 6: Final answer
    x = 23,327,980.26

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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.