Home / 70,061,429.28-105,122,419.76-37,675,478.56

Finding the Fourth Proportional to 70,061,429.28, 105,122,419.76 and 37,675,478.56

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Solution

The fourth proportional to 70,061,429.28, 105,122,419.76 and 37,675,478.56 is: 56,529,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,061,429.28 : 105,122,419.76 = 37,675,478.56 : x
  2. Step 2: Convert to fraction form
    70,061,429.28/105,122,419.76 = 37,675,478.56/x
  3. Step 3: Cross multiply
    70,061,429.28x = 105,122,419.76 × 37,675,478.56
  4. Step 4: Simplify right side
    70,061,429.28x = 3,960,537,471,843,201
  5. Step 5: Solve for x
    x = 3,960,537,471,843,201/70,061,429.28
  6. Step 6: Final answer
    x = 56,529,498.65

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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.