Home / 42,630,741.16-63,918,616.96-16,725,660.55

Finding the Fourth Proportional to 42,630,741.16, 63,918,616.96 and 16,725,660.55

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Solution

The fourth proportional to 42,630,741.16, 63,918,616.96 and 16,725,660.55 is: 25,077,703.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,630,741.16 : 63,918,616.96 = 16,725,660.55 : x
  2. Step 2: Convert to fraction form
    42,630,741.16/63,918,616.96 = 16,725,660.55/x
  3. Step 3: Cross multiply
    42,630,741.16x = 63,918,616.96 × 16,725,660.55
  4. Step 4: Simplify right side
    42,630,741.16x = 1,069,081,089,695,211.50
  5. Step 5: Solve for x
    x = 1,069,081,089,695,211.50/42,630,741.16
  6. Step 6: Final answer
    x = 25,077,703.57

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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.