Home / 19,303,362.23-28,955,020.01-4,926,431.57

Finding the Fourth Proportional to 19,303,362.23, 28,955,020.01 and 4,926,431.57

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Solution

The fourth proportional to 19,303,362.23, 28,955,020.01 and 4,926,431.57 is: 7,389,641.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,303,362.23 : 28,955,020.01 = 4,926,431.57 : x
  2. Step 2: Convert to fraction form
    19,303,362.23/28,955,020.01 = 4,926,431.57/x
  3. Step 3: Cross multiply
    19,303,362.23x = 28,955,020.01 × 4,926,431.57
  4. Step 4: Simplify right side
    19,303,362.23x = 142,644,924,517,838.47
  5. Step 5: Solve for x
    x = 142,644,924,517,838.47/19,303,362.23
  6. Step 6: Final answer
    x = 7,389,641.39

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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.