Home / 48,388,010.40-72,582,015.60-21,461,666.40

Finding the Fourth Proportional to 48,388,010.40, 72,582,015.60 and 21,461,666.40

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Solution

The fourth proportional to 48,388,010.40, 72,582,015.60 and 21,461,666.40 is: 32,192,499.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,388,010.40 : 72,582,015.60 = 21,461,666.40 : x
  2. Step 2: Convert to fraction form
    48,388,010.40/72,582,015.60 = 21,461,666.40/x
  3. Step 3: Cross multiply
    48,388,010.40x = 72,582,015.60 × 21,461,666.40
  4. Step 4: Simplify right side
    48,388,010.40x = 1,557,731,005,446,795.50
  5. Step 5: Solve for x
    x = 1,557,731,005,446,795.50/48,388,010.40
  6. Step 6: Final answer
    x = 32,192,499.60

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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.