Home / 35,584,631.40-53,376,947.10-21,223,914.60

Finding the Fourth Proportional to 35,584,631.40, 53,376,947.10 and 21,223,914.60

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Solution

The fourth proportional to 35,584,631.40, 53,376,947.10 and 21,223,914.60 is: 31,835,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,584,631.40 : 53,376,947.10 = 21,223,914.60 : x
  2. Step 2: Convert to fraction form
    35,584,631.40/53,376,947.10 = 21,223,914.60/x
  3. Step 3: Cross multiply
    35,584,631.40x = 53,376,947.10 × 21,223,914.60
  4. Step 4: Simplify right side
    35,584,631.40x = 1,132,867,766,859,117.75
  5. Step 5: Solve for x
    x = 1,132,867,766,859,117.75/35,584,631.40
  6. Step 6: Final answer
    x = 31,835,871.90

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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.