Home / 20,193,498.40-30,290,420.40-6,730,326.40

Finding the Fourth Proportional to 20,193,498.40, 30,290,420.40 and 6,730,326.40

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Solution

The fourth proportional to 20,193,498.40, 30,290,420.40 and 6,730,326.40 is: 10,095,547.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,193,498.40 : 30,290,420.40 = 6,730,326.40 : x
  2. Step 2: Convert to fraction form
    20,193,498.40/30,290,420.40 = 6,730,326.40/x
  3. Step 3: Cross multiply
    20,193,498.40x = 30,290,420.40 × 6,730,326.40
  4. Step 4: Simplify right side
    20,193,498.40x = 203,864,416,085,218.56
  5. Step 5: Solve for x
    x = 203,864,416,085,218.56/20,193,498.40
  6. Step 6: Final answer
    x = 10,095,547.19

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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.