Home / 60,998,502.08-91,500,695.70-20,057,034.72

Finding the Fourth Proportional to 60,998,502.08, 91,500,695.70 and 20,057,034.72

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Solution

The fourth proportional to 60,998,502.08, 91,500,695.70 and 20,057,034.72 is: 30,086,519.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,998,502.08 : 91,500,695.70 = 20,057,034.72 : x
  2. Step 2: Convert to fraction form
    60,998,502.08/91,500,695.70 = 20,057,034.72/x
  3. Step 3: Cross multiply
    60,998,502.08x = 91,500,695.70 × 20,057,034.72
  4. Step 4: Simplify right side
    60,998,502.08x = 1,835,232,630,559,054.75
  5. Step 5: Solve for x
    x = 1,835,232,630,559,054.75/60,998,502.08
  6. Step 6: Final answer
    x = 30,086,519.64

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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.