Home / 19,303,357.54-28,955,013.03-4,926,426.87

Finding the Fourth Proportional to 19,303,357.54, 28,955,013.03 and 4,926,426.87

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Solution

The fourth proportional to 19,303,357.54, 28,955,013.03 and 4,926,426.87 is: 7,389,634.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303,357.54 : 28,955,013.03 = 4,926,426.87 : x
  2. Step 2: Convert to fraction form
    19,303,357.54/28,955,013.03 = 4,926,426.87/x
  3. Step 3: Cross multiply
    19,303,357.54x = 28,955,013.03 × 4,926,426.87
  4. Step 4: Simplify right side
    19,303,357.54x = 142,644,754,212,192.12
  5. Step 5: Solve for x
    x = 142,644,754,212,192.12/19,303,357.54
  6. Step 6: Final answer
    x = 7,389,634.36

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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.