Home / 10,352,332.70-15,528,499.05-2,780,063.90

Finding the Fourth Proportional to 10,352,332.70, 15,528,499.05 and 2,780,063.90

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Solution

The fourth proportional to 10,352,332.70, 15,528,499.05 and 2,780,063.90 is: 4,170,095.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,352,332.70 : 15,528,499.05 = 2,780,063.90 : x
  2. Step 2: Convert to fraction form
    10,352,332.70/15,528,499.05 = 2,780,063.90/x
  3. Step 3: Cross multiply
    10,352,332.70x = 15,528,499.05 × 2,780,063.90
  4. Step 4: Simplify right side
    10,352,332.70x = 43,170,219,630,089.30
  5. Step 5: Solve for x
    x = 43,170,219,630,089.30/10,352,332.70
  6. Step 6: Final answer
    x = 4,170,095.85

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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.