Home / 15,217,231.16-20,997,536.93-9,253,595.63

Finding the Fourth Proportional to 15,217,231.16, 20,997,536.93 and 9,253,595.63

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Solution

The fourth proportional to 15,217,231.16, 20,997,536.93 and 9,253,595.63 is: 12,768,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,217,231.16 : 20,997,536.93 = 9,253,595.63 : x
  2. Step 2: Convert to fraction form
    15,217,231.16/20,997,536.93 = 9,253,595.63/x
  3. Step 3: Cross multiply
    15,217,231.16x = 20,997,536.93 × 9,253,595.63
  4. Step 4: Simplify right side
    15,217,231.16x = 194,302,715,982,437.50
  5. Step 5: Solve for x
    x = 194,302,715,982,437.50/15,217,231.16
  6. Step 6: Final answer
    x = 12,768,598.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.