Home / 43,026,853.60-64,540,280.40-42,774,911.20

Finding the Fourth Proportional to 43,026,853.60, 64,540,280.40 and 42,774,911.20

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Solution

The fourth proportional to 43,026,853.60, 64,540,280.40 and 42,774,911.20 is: 64,162,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,026,853.60 : 64,540,280.40 = 42,774,911.20 : x
  2. Step 2: Convert to fraction form
    43,026,853.60/64,540,280.40 = 42,774,911.20/x
  3. Step 3: Cross multiply
    43,026,853.60x = 64,540,280.40 × 42,774,911.20
  4. Step 4: Simplify right side
    43,026,853.60x = 2,760,704,762,933,100.50
  5. Step 5: Solve for x
    x = 2,760,704,762,933,100.50/43,026,853.60
  6. Step 6: Final answer
    x = 64,162,366.80

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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.