Home / 42,730,974.93-64,096,542.60-10,382,904.84

Finding the Fourth Proportional to 42,730,974.93, 64,096,542.60 and 10,382,904.84

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Solution

The fourth proportional to 42,730,974.93, 64,096,542.60 and 10,382,904.84 is: 15,574,376.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,730,974.93 : 64,096,542.60 = 10,382,904.84 : x
  2. Step 2: Convert to fraction form
    42,730,974.93/64,096,542.60 = 10,382,904.84/x
  3. Step 3: Cross multiply
    42,730,974.93x = 64,096,542.60 × 10,382,904.84
  4. Step 4: Simplify right side
    42,730,974.93x = 665,508,302,388,806.25
  5. Step 5: Solve for x
    x = 665,508,302,388,806.25/42,730,974.93
  6. Step 6: Final answer
    x = 15,574,376.75

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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.