Home / 28,049,694.60-42,082,415.10-13,673,231.40

Finding the Fourth Proportional to 28,049,694.60, 42,082,415.10 and 13,673,231.40

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Solution

The fourth proportional to 28,049,694.60, 42,082,415.10 and 13,673,231.40 is: 20,513,685.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,049,694.60 : 42,082,415.10 = 13,673,231.40 : x
  2. Step 2: Convert to fraction form
    28,049,694.60/42,082,415.10 = 13,673,231.40/x
  3. Step 3: Cross multiply
    28,049,694.60x = 42,082,415.10 × 13,673,231.40
  4. Step 4: Simplify right side
    28,049,694.60x = 575,402,599,533,154.12
  5. Step 5: Solve for x
    x = 575,402,599,533,154.12/28,049,694.60
  6. Step 6: Final answer
    x = 20,513,685.01

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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.