Home / 19,303,356.54-28,955,011.53-4,926,425.87

Finding the Fourth Proportional to 19,303,356.54, 28,955,011.53 and 4,926,425.87

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Solution

The fourth proportional to 19,303,356.54, 28,955,011.53 and 4,926,425.87 is: 7,389,632.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303,356.54 : 28,955,011.53 = 4,926,425.87 : x
  2. Step 2: Convert to fraction form
    19,303,356.54/28,955,011.53 = 4,926,425.87/x
  3. Step 3: Cross multiply
    19,303,356.54x = 28,955,011.53 × 4,926,425.87
  4. Step 4: Simplify right side
    19,303,356.54x = 142,644,717,930,690.75
  5. Step 5: Solve for x
    x = 142,644,717,930,690.75/19,303,356.54
  6. Step 6: Final answer
    x = 7,389,632.87

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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.