Home / 14,365,660.95-19,825,033.50-7,839,711.81

Finding the Fourth Proportional to 14,365,660.95, 19,825,033.50 and 7,839,711.81

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Solution

The fourth proportional to 14,365,660.95, 19,825,033.50 and 7,839,711.81 is: 10,819,032.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365,660.95 : 19,825,033.50 = 7,839,711.81 : x
  2. Step 2: Convert to fraction form
    14,365,660.95/19,825,033.50 = 7,839,711.81/x
  3. Step 3: Cross multiply
    14,365,660.95x = 19,825,033.50 × 7,839,711.81
  4. Step 4: Simplify right side
    14,365,660.95x = 155,422,549,263,595.62
  5. Step 5: Solve for x
    x = 155,422,549,263,595.62/14,365,660.95
  6. Step 6: Final answer
    x = 10,819,032.26

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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.