Home / 82,926,311.20-114,437,528.40-45,756,927.52

Finding the Fourth Proportional to 82,926,311.20, 114,437,528.40 and 45,756,927.52

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Solution

The fourth proportional to 82,926,311.20, 114,437,528.40 and 45,756,927.52 is: 63,144,129.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,926,311.20 : 114,437,528.40 = 45,756,927.52 : x
  2. Step 2: Convert to fraction form
    82,926,311.20/114,437,528.40 = 45,756,927.52/x
  3. Step 3: Cross multiply
    82,926,311.20x = 114,437,528.40 × 45,756,927.52
  4. Step 4: Simplify right side
    82,926,311.20x = 5,236,309,692,566,742
  5. Step 5: Solve for x
    x = 5,236,309,692,566,742/82,926,311.20
  6. Step 6: Final answer
    x = 63,144,129.01

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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.