Home / 13,971,586.39-19,280,641.92-7,776,534.37

Finding the Fourth Proportional to 13,971,586.39, 19,280,641.92 and 7,776,534.37

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Solution

The fourth proportional to 13,971,586.39, 19,280,641.92 and 7,776,534.37 is: 10,731,535.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,971,586.39 : 19,280,641.92 = 7,776,534.37 : x
  2. Step 2: Convert to fraction form
    13,971,586.39/19,280,641.92 = 7,776,534.37/x
  3. Step 3: Cross multiply
    13,971,586.39x = 19,280,641.92 × 7,776,534.37
  4. Step 4: Simplify right side
    13,971,586.39x = 149,936,574,566,542.81
  5. Step 5: Solve for x
    x = 149,936,574,566,542.81/13,971,586.39
  6. Step 6: Final answer
    x = 10,731,535.44

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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.