Home / 42,630,739.91-63,918,615.08-16,725,659.30

Finding the Fourth Proportional to 42,630,739.91, 63,918,615.08 and 16,725,659.30

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Solution

The fourth proportional to 42,630,739.91, 63,918,615.08 and 16,725,659.30 is: 25,077,701.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,630,739.91 : 63,918,615.08 = 16,725,659.30 : x
  2. Step 2: Convert to fraction form
    42,630,739.91/63,918,615.08 = 16,725,659.30/x
  3. Step 3: Cross multiply
    42,630,739.91x = 63,918,615.08 × 16,725,659.30
  4. Step 4: Simplify right side
    42,630,739.91x = 1,069,080,978,478,143.38
  5. Step 5: Solve for x
    x = 1,069,080,978,478,143.38/42,630,739.91
  6. Step 6: Final answer
    x = 25,077,701.70

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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.