Home / 26,607,411.20-39,911,116.80-20,230,119.20

Finding the Fourth Proportional to 26,607,411.20, 39,911,116.80 and 20,230,119.20

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Solution

The fourth proportional to 26,607,411.20, 39,911,116.80 and 20,230,119.20 is: 30,345,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,607,411.20 : 39,911,116.80 = 20,230,119.20 : x
  2. Step 2: Convert to fraction form
    26,607,411.20/39,911,116.80 = 20,230,119.20/x
  3. Step 3: Cross multiply
    26,607,411.20x = 39,911,116.80 × 20,230,119.20
  4. Step 4: Simplify right side
    26,607,411.20x = 807,406,650,269,122.50
  5. Step 5: Solve for x
    x = 807,406,650,269,122.50/26,607,411.20
  6. Step 6: Final answer
    x = 30,345,178.80

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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.