Home / 63,116,643.15-87,100,119.60-35,239,780.50

Finding the Fourth Proportional to 63,116,643.15, 87,100,119.60 and 35,239,780.50

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Solution

The fourth proportional to 63,116,643.15, 87,100,119.60 and 35,239,780.50 is: 48,630,423.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,116,643.15 : 87,100,119.60 = 35,239,780.50 : x
  2. Step 2: Convert to fraction form
    63,116,643.15/87,100,119.60 = 35,239,780.50/x
  3. Step 3: Cross multiply
    63,116,643.15x = 87,100,119.60 × 35,239,780.50
  4. Step 4: Simplify right side
    63,116,643.15x = 3,069,389,096,227,747.50
  5. Step 5: Solve for x
    x = 3,069,389,096,227,747.50/63,116,643.15
  6. Step 6: Final answer
    x = 48,630,423.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.