Home / 50,056,953.40-75,085,430.10-21,295,862.20

Finding the Fourth Proportional to 50,056,953.40, 75,085,430.10 and 21,295,862.20

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Solution

The fourth proportional to 50,056,953.40, 75,085,430.10 and 21,295,862.20 is: 31,943,793.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,056,953.40 : 75,085,430.10 = 21,295,862.20 : x
  2. Step 2: Convert to fraction form
    50,056,953.40/75,085,430.10 = 21,295,862.20/x
  3. Step 3: Cross multiply
    50,056,953.40x = 75,085,430.10 × 21,295,862.20
  4. Step 4: Simplify right side
    50,056,953.40x = 1,599,008,972,637,332
  5. Step 5: Solve for x
    x = 1,599,008,972,637,332/50,056,953.40
  6. Step 6: Final answer
    x = 31,943,793.30

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Similar ratio
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1.5x scale

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.