Home / 59,105,904.40-88,661,621.40-18,719,549.20

Finding the Fourth Proportional to 59,105,904.40, 88,661,621.40 and 18,719,549.20

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Solution

The fourth proportional to 59,105,904.40, 88,661,621.40 and 18,719,549.20 is: 28,080,199.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,105,904.40 : 88,661,621.40 = 18,719,549.20 : x
  2. Step 2: Convert to fraction form
    59,105,904.40/88,661,621.40 = 18,719,549.20/x
  3. Step 3: Cross multiply
    59,105,904.40x = 88,661,621.40 × 18,719,549.20
  4. Step 4: Simplify right side
    59,105,904.40x = 1,659,705,583,949,073
  5. Step 5: Solve for x
    x = 1,659,705,583,949,073/59,105,904.40
  6. Step 6: Final answer
    x = 28,080,199.45

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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.