Home / 67,209,615.06-100,821,428.82-25,710,410.40

Finding the Fourth Proportional to 67,209,615.06, 100,821,428.82 and 25,710,410.40

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Solution

The fourth proportional to 67,209,615.06, 100,821,428.82 and 25,710,410.40 is: 38,568,295.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,209,615.06 : 100,821,428.82 = 25,710,410.40 : x
  2. Step 2: Convert to fraction form
    67,209,615.06/100,821,428.82 = 25,710,410.40/x
  3. Step 3: Cross multiply
    67,209,615.06x = 100,821,428.82 × 25,710,410.40
  4. Step 4: Simplify right side
    67,209,615.06x = 2,592,160,312,076,587.50
  5. Step 5: Solve for x
    x = 2,592,160,312,076,587.50/67,209,615.06
  6. Step 6: Final answer
    x = 38,568,295.77

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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.