Home / 12,806,475.71-19,206,931.31-4,053,434.87

Finding the Fourth Proportional to 12,806,475.71, 19,206,931.31 and 4,053,434.87

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Solution

The fourth proportional to 12,806,475.71, 19,206,931.31 and 4,053,434.87 is: 6,079,271.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806,475.71 : 19,206,931.31 = 4,053,434.87 : x
  2. Step 2: Convert to fraction form
    12,806,475.71/19,206,931.31 = 4,053,434.87/x
  3. Step 3: Cross multiply
    12,806,475.71x = 19,206,931.31 × 4,053,434.87
  4. Step 4: Simplify right side
    12,806,475.71x = 77,854,045,160,599.31
  5. Step 5: Solve for x
    x = 77,854,045,160,599.31/12,806,475.71
  6. Step 6: Final answer
    x = 6,079,271.69

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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.