Home / 63,911,914.40-95,915,110.80-42,339,346.40

Finding the Fourth Proportional to 63,911,914.40, 95,915,110.80 and 42,339,346.40

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Solution

The fourth proportional to 63,911,914.40, 95,915,110.80 and 42,339,346.40 is: 63,540,313.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,911,914.40 : 95,915,110.80 = 42,339,346.40 : x
  2. Step 2: Convert to fraction form
    63,911,914.40/95,915,110.80 = 42,339,346.40/x
  3. Step 3: Cross multiply
    63,911,914.40x = 95,915,110.80 × 42,339,346.40
  4. Step 4: Simplify right side
    63,911,914.40x = 4,060,983,101,155,581
  5. Step 5: Solve for x
    x = 4,060,983,101,155,581/63,911,914.40
  6. Step 6: Final answer
    x = 63,540,313.87

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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.