Home / 51,560,373.42-71,151,894.45-28,355,499.90

Finding the Fourth Proportional to 51,560,373.42, 71,151,894.45 and 28,355,499.90

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Solution

The fourth proportional to 51,560,373.42, 71,151,894.45 and 28,355,499.90 is: 39,129,808.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,560,373.42 : 71,151,894.45 = 28,355,499.90 : x
  2. Step 2: Convert to fraction form
    51,560,373.42/71,151,894.45 = 28,355,499.90/x
  3. Step 3: Cross multiply
    51,560,373.42x = 71,151,894.45 × 28,355,499.90
  4. Step 4: Simplify right side
    51,560,373.42x = 2,017,547,535,961,785.50
  5. Step 5: Solve for x
    x = 2,017,547,535,961,785.50/51,560,373.42
  6. Step 6: Final answer
    x = 39,129,808.46

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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.