Home / 48,388,533.80-72,582,800.70-43,461,660.20

Finding the Fourth Proportional to 48,388,533.80, 72,582,800.70 and 43,461,660.20

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Solution

The fourth proportional to 48,388,533.80, 72,582,800.70 and 43,461,660.20 is: 65,192,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,388,533.80 : 72,582,800.70 = 43,461,660.20 : x
  2. Step 2: Convert to fraction form
    48,388,533.80/72,582,800.70 = 43,461,660.20/x
  3. Step 3: Cross multiply
    48,388,533.80x = 72,582,800.70 × 43,461,660.20
  4. Step 4: Simplify right side
    48,388,533.80x = 3,154,569,020,387,722.50
  5. Step 5: Solve for x
    x = 3,154,569,020,387,722.50/48,388,533.80
  6. Step 6: Final answer
    x = 65,192,490.30

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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.