Home / 42,176,623.05-63,252,534.29-17,915,357.25

Finding the Fourth Proportional to 42,176,623.05, 63,252,534.29 and 17,915,357.25

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Solution

The fourth proportional to 42,176,623.05, 63,252,534.29 and 17,915,357.25 is: 26,867,768.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,176,623.05 : 63,252,534.29 = 17,915,357.25 : x
  2. Step 2: Convert to fraction form
    42,176,623.05/63,252,534.29 = 17,915,357.25/x
  3. Step 3: Cross multiply
    42,176,623.05x = 63,252,534.29 × 17,915,357.25
  4. Step 4: Simplify right side
    42,176,623.05x = 1,133,191,748,683,648.25
  5. Step 5: Solve for x
    x = 1,133,191,748,683,648.25/42,176,623.05
  6. Step 6: Final answer
    x = 26,867,768.61

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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.