Home / 42,630,735.78-63,918,608.90-16,725,655.17

Finding the Fourth Proportional to 42,630,735.78, 63,918,608.90 and 16,725,655.17

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Solution

The fourth proportional to 42,630,735.78, 63,918,608.90 and 16,725,655.17 is: 25,077,695.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,630,735.78 : 63,918,608.90 = 16,725,655.17 : x
  2. Step 2: Convert to fraction form
    42,630,735.78/63,918,608.90 = 16,725,655.17/x
  3. Step 3: Cross multiply
    42,630,735.78x = 63,918,608.90 × 16,725,655.17
  4. Step 4: Simplify right side
    42,630,735.78x = 1,069,080,611,323,864.75
  5. Step 5: Solve for x
    x = 1,069,080,611,323,864.75/42,630,735.78
  6. Step 6: Final answer
    x = 25,077,695.51

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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.