Home / 47,263,244.40-70,852,876.20-28,073,631.60

Finding the Fourth Proportional to 47,263,244.40, 70,852,876.20 and 28,073,631.60

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Solution

The fourth proportional to 47,263,244.40, 70,852,876.20 and 28,073,631.60 is: 42,085,505.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,263,244.40 : 70,852,876.20 = 28,073,631.60 : x
  2. Step 2: Convert to fraction form
    47,263,244.40/70,852,876.20 = 28,073,631.60/x
  3. Step 3: Cross multiply
    47,263,244.40x = 70,852,876.20 × 28,073,631.60
  4. Step 4: Simplify right side
    47,263,244.40x = 1,989,097,544,239,208
  5. Step 5: Solve for x
    x = 1,989,097,544,239,208/47,263,244.40
  6. Step 6: Final answer
    x = 42,085,505.76

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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.