Home / 57,398,825.52-86,052,770.55-28,630,152.72

Finding the Fourth Proportional to 57,398,825.52, 86,052,770.55 and 28,630,152.72

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Solution

The fourth proportional to 57,398,825.52, 86,052,770.55 and 28,630,152.72 is: 42,922,550.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,398,825.52 : 86,052,770.55 = 28,630,152.72 : x
  2. Step 2: Convert to fraction form
    57,398,825.52/86,052,770.55 = 28,630,152.72/x
  3. Step 3: Cross multiply
    57,398,825.52x = 86,052,770.55 × 28,630,152.72
  4. Step 4: Simplify right side
    57,398,825.52x = 2,463,703,962,825,618
  5. Step 5: Solve for x
    x = 2,463,703,962,825,618/57,398,825.52
  6. Step 6: Final answer
    x = 42,922,550.08

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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.