Home / 60,805,628.20-91,223,994.30-42,889,724.20

Finding the Fourth Proportional to 60,805,628.20, 91,223,994.30 and 42,889,724.20

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Solution

The fourth proportional to 60,805,628.20, 91,223,994.30 and 42,889,724.20 is: 64,345,556.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,805,628.20 : 91,223,994.30 = 42,889,724.20 : x
  2. Step 2: Convert to fraction form
    60,805,628.20/91,223,994.30 = 42,889,724.20/x
  3. Step 3: Cross multiply
    60,805,628.20x = 91,223,994.30 × 42,889,724.20
  4. Step 4: Simplify right side
    60,805,628.20x = 3,912,571,955,949,372
  5. Step 5: Solve for x
    x = 3,912,571,955,949,372/60,805,628.20
  6. Step 6: Final answer
    x = 64,345,556.02

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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.