Home / 29,001,245.40-43,452,101.70-18,898,666.20

Finding the Fourth Proportional to 29,001,245.40, 43,452,101.70 and 18,898,666.20

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Solution

The fourth proportional to 29,001,245.40, 43,452,101.70 and 18,898,666.20 is: 28,315,569.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,001,245.40 : 43,452,101.70 = 18,898,666.20 : x
  2. Step 2: Convert to fraction form
    29,001,245.40/43,452,101.70 = 18,898,666.20/x
  3. Step 3: Cross multiply
    29,001,245.40x = 43,452,101.70 × 18,898,666.20
  4. Step 4: Simplify right side
    29,001,245.40x = 821,186,765,716,752.62
  5. Step 5: Solve for x
    x = 821,186,765,716,752.62/29,001,245.40
  6. Step 6: Final answer
    x = 28,315,569.02

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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.