Home / 60,385,621.20-90,578,431.80-14,947,415.70

Finding the Fourth Proportional to 60,385,621.20, 90,578,431.80 and 14,947,415.70

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Solution

The fourth proportional to 60,385,621.20, 90,578,431.80 and 14,947,415.70 is: 22,421,123.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,385,621.20 : 90,578,431.80 = 14,947,415.70 : x
  2. Step 2: Convert to fraction form
    60,385,621.20/90,578,431.80 = 14,947,415.70/x
  3. Step 3: Cross multiply
    60,385,621.20x = 90,578,431.80 × 14,947,415.70
  4. Step 4: Simplify right side
    60,385,621.20x = 1,353,913,473,568,699.25
  5. Step 5: Solve for x
    x = 1,353,913,473,568,699.25/60,385,621.20
  6. Step 6: Final answer
    x = 22,421,123.55

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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.