Home / 10,261,630.20-15,429,770.10-10,037,681.40

Finding the Fourth Proportional to 10,261,630.20, 15,429,770.10 and 10,037,681.40

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Solution

The fourth proportional to 10,261,630.20, 15,429,770.10 and 10,037,681.40 is: 15,093,032.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261,630.20 : 15,429,770.10 = 10,037,681.40 : x
  2. Step 2: Convert to fraction form
    10,261,630.20/15,429,770.10 = 10,037,681.40/x
  3. Step 3: Cross multiply
    10,261,630.20x = 15,429,770.10 × 10,037,681.40
  4. Step 4: Simplify right side
    10,261,630.20x = 154,879,116,339,046.16
  5. Step 5: Solve for x
    x = 154,879,116,339,046.16/10,261,630.20
  6. Step 6: Final answer
    x = 15,093,032.33

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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.