Home / 32,720,144.56-45,154,115.40-18,036,378.16

Finding the Fourth Proportional to 32,720,144.56, 45,154,115.40 and 18,036,378.16

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Solution

The fourth proportional to 32,720,144.56, 45,154,115.40 and 18,036,378.16 is: 24,890,376.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,720,144.56 : 45,154,115.40 = 18,036,378.16 : x
  2. Step 2: Convert to fraction form
    32,720,144.56/45,154,115.40 = 18,036,378.16/x
  3. Step 3: Cross multiply
    32,720,144.56x = 45,154,115.40 × 18,036,378.16
  4. Step 4: Simplify right side
    32,720,144.56x = 814,416,700,834,679.62
  5. Step 5: Solve for x
    x = 814,416,700,834,679.62/32,720,144.56
  6. Step 6: Final answer
    x = 24,890,376.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.