Home / 10,429,466.25-15,651,140.91-4,286,485.65

Finding the Fourth Proportional to 10,429,466.25, 15,651,140.91 and 4,286,485.65

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Solution

The fourth proportional to 10,429,466.25, 15,651,140.91 and 4,286,485.65 is: 6,432,581.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,429,466.25 : 15,651,140.91 = 4,286,485.65 : x
  2. Step 2: Convert to fraction form
    10,429,466.25/15,651,140.91 = 4,286,485.65/x
  3. Step 3: Cross multiply
    10,429,466.25x = 15,651,140.91 × 4,286,485.65
  4. Step 4: Simplify right side
    10,429,466.25x = 67,088,390,916,842.95
  5. Step 5: Solve for x
    x = 67,088,390,916,842.95/10,429,466.25
  6. Step 6: Final answer
    x = 6,432,581.43

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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.