Home / 25,392,242.40-38,088,363.60-21,739,077.60

Finding the Fourth Proportional to 25,392,242.40, 38,088,363.60 and 21,739,077.60

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Solution

The fourth proportional to 25,392,242.40, 38,088,363.60 and 21,739,077.60 is: 32,608,616.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,392,242.40 : 38,088,363.60 = 21,739,077.60 : x
  2. Step 2: Convert to fraction form
    25,392,242.40/38,088,363.60 = 21,739,077.60/x
  3. Step 3: Cross multiply
    25,392,242.40x = 38,088,363.60 × 21,739,077.60
  4. Step 4: Simplify right side
    25,392,242.40x = 828,005,891,957,415.50
  5. Step 5: Solve for x
    x = 828,005,891,957,415.50/25,392,242.40
  6. Step 6: Final answer
    x = 32,608,616.40

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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.