Home / 40,703,693.40-61,036,877.70-17,972,890.20

Finding the Fourth Proportional to 40,703,693.40, 61,036,877.70 and 17,972,890.20

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Solution

The fourth proportional to 40,703,693.40, 61,036,877.70 and 17,972,890.20 is: 26,951,094.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,703,693.40 : 61,036,877.70 = 17,972,890.20 : x
  2. Step 2: Convert to fraction form
    40,703,693.40/61,036,877.70 = 17,972,890.20/x
  3. Step 3: Cross multiply
    40,703,693.40x = 61,036,877.70 × 17,972,890.20
  4. Step 4: Simplify right side
    40,703,693.40x = 1,097,009,101,052,928.50
  5. Step 5: Solve for x
    x = 1,097,009,101,052,928.50/40,703,693.40
  6. Step 6: Final answer
    x = 26,951,094.84

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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.