Home / 53,937,270.40-80,905,905.60-21,604,662.40

Finding the Fourth Proportional to 53,937,270.40, 80,905,905.60 and 21,604,662.40

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Solution

The fourth proportional to 53,937,270.40, 80,905,905.60 and 21,604,662.40 is: 32,406,993.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,937,270.40 : 80,905,905.60 = 21,604,662.40 : x
  2. Step 2: Convert to fraction form
    53,937,270.40/80,905,905.60 = 21,604,662.40/x
  3. Step 3: Cross multiply
    53,937,270.40x = 80,905,905.60 × 21,604,662.40
  4. Step 4: Simplify right side
    53,937,270.40x = 1,747,944,776,654,269.25
  5. Step 5: Solve for x
    x = 1,747,944,776,654,269.25/53,937,270.40
  6. Step 6: Final answer
    x = 32,406,993.60

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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.