Home / 60,345,412.70-90,576,577.56-57,068,193.20

Finding the Fourth Proportional to 60,345,412.70, 90,576,577.56 and 57,068,193.20

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Solution

The fourth proportional to 60,345,412.70, 90,576,577.56 and 57,068,193.20 is: 85,657,573.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,345,412.70 : 90,576,577.56 = 57,068,193.20 : x
  2. Step 2: Convert to fraction form
    60,345,412.70/90,576,577.56 = 57,068,193.20/x
  3. Step 3: Cross multiply
    60,345,412.70x = 90,576,577.56 × 57,068,193.20
  4. Step 4: Simplify right side
    60,345,412.70x = 5,169,041,627,588,865
  5. Step 5: Solve for x
    x = 5,169,041,627,588,865/60,345,412.70
  6. Step 6: Final answer
    x = 85,657,573.56

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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.