Home / 53,734,162.68-74,148,020.34-31,412,367.57

Finding the Fourth Proportional to 53,734,162.68, 74,148,020.34 and 31,412,367.57

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Solution

The fourth proportional to 53,734,162.68, 74,148,020.34 and 31,412,367.57 is: 43,346,071.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,734,162.68 : 74,148,020.34 = 31,412,367.57 : x
  2. Step 2: Convert to fraction form
    53,734,162.68/74,148,020.34 = 31,412,367.57/x
  3. Step 3: Cross multiply
    53,734,162.68x = 74,148,020.34 × 31,412,367.57
  4. Step 4: Simplify right side
    53,734,162.68x = 2,329,164,869,507,916.50
  5. Step 5: Solve for x
    x = 2,329,164,869,507,916.50/53,734,162.68
  6. Step 6: Final answer
    x = 43,346,071.72

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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.