Home / 10,675,343.80-16,013,015.70-5,284,826.20

Finding the Fourth Proportional to 10,675,343.80, 16,013,015.70 and 5,284,826.20

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Solution

The fourth proportional to 10,675,343.80, 16,013,015.70 and 5,284,826.20 is: 7,927,239.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,675,343.80 : 16,013,015.70 = 5,284,826.20 : x
  2. Step 2: Convert to fraction form
    10,675,343.80/16,013,015.70 = 5,284,826.20/x
  3. Step 3: Cross multiply
    10,675,343.80x = 16,013,015.70 × 5,284,826.20
  4. Step 4: Simplify right side
    10,675,343.80x = 84,626,004,912,371.34
  5. Step 5: Solve for x
    x = 84,626,004,912,371.34/10,675,343.80
  6. Step 6: Final answer
    x = 7,927,239.30

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1.5x scale

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.