Home / 19,424,141.40-29,139,711.30-8,065,738.20

Finding the Fourth Proportional to 19,424,141.40, 29,139,711.30 and 8,065,738.20

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Solution

The fourth proportional to 19,424,141.40, 29,139,711.30 and 8,065,738.20 is: 12,100,060.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424,141.40 : 29,139,711.30 = 8,065,738.20 : x
  2. Step 2: Convert to fraction form
    19,424,141.40/29,139,711.30 = 8,065,738.20/x
  3. Step 3: Cross multiply
    19,424,141.40x = 29,139,711.30 × 8,065,738.20
  4. Step 4: Simplify right side
    19,424,141.40x = 235,033,282,569,381.66
  5. Step 5: Solve for x
    x = 235,033,282,569,381.66/19,424,141.40
  6. Step 6: Final answer
    x = 12,100,060.32

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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.