Home / 58,320,432.80-87,505,532.40-28,012,695.20

Finding the Fourth Proportional to 58,320,432.80, 87,505,532.40 and 28,012,695.20

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Solution

The fourth proportional to 58,320,432.80, 87,505,532.40 and 28,012,695.20 is: 42,030,994.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,320,432.80 : 87,505,532.40 = 28,012,695.20 : x
  2. Step 2: Convert to fraction form
    58,320,432.80/87,505,532.40 = 28,012,695.20/x
  3. Step 3: Cross multiply
    58,320,432.80x = 87,505,532.40 × 28,012,695.20
  4. Step 4: Simplify right side
    58,320,432.80x = 2,451,265,807,434,924.50
  5. Step 5: Solve for x
    x = 2,451,265,807,434,924.50/58,320,432.80
  6. Step 6: Final answer
    x = 42,030,994.79

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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.