Home / 20,235,613.02-30,338,460.44-10,506,256.92

Finding the Fourth Proportional to 20,235,613.02, 30,338,460.44 and 10,506,256.92

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Solution

The fourth proportional to 20,235,613.02, 30,338,460.44 and 10,506,256.92 is: 15,751,618.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,235,613.02 : 30,338,460.44 = 10,506,256.92 : x
  2. Step 2: Convert to fraction form
    20,235,613.02/30,338,460.44 = 10,506,256.92/x
  3. Step 3: Cross multiply
    20,235,613.02x = 30,338,460.44 × 10,506,256.92
  4. Step 4: Simplify right side
    20,235,613.02x = 318,743,659,887,364.94
  5. Step 5: Solve for x
    x = 318,743,659,887,364.94/20,235,613.02
  6. Step 6: Final answer
    x = 15,751,618.67

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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.