Home / 42,630,740.91-63,918,616.58-16,725,660.30

Finding the Fourth Proportional to 42,630,740.91, 63,918,616.58 and 16,725,660.30

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Solution

The fourth proportional to 42,630,740.91, 63,918,616.58 and 16,725,660.30 is: 25,077,703.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,630,740.91 : 63,918,616.58 = 16,725,660.30 : x
  2. Step 2: Convert to fraction form
    42,630,740.91/63,918,616.58 = 16,725,660.30/x
  3. Step 3: Cross multiply
    42,630,740.91x = 63,918,616.58 × 16,725,660.30
  4. Step 4: Simplify right side
    42,630,740.91x = 1,069,081,067,763,027.75
  5. Step 5: Solve for x
    x = 1,069,081,067,763,027.75/42,630,740.91
  6. Step 6: Final answer
    x = 25,077,703.20

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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.