Home / 30,553,012.23-42,151,223.66-17,493,291.51

Finding the Fourth Proportional to 30,553,012.23, 42,151,223.66 and 17,493,291.51

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Solution

The fourth proportional to 30,553,012.23, 42,151,223.66 and 17,493,291.51 is: 24,133,909.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,553,012.23 : 42,151,223.66 = 17,493,291.51 : x
  2. Step 2: Convert to fraction form
    30,553,012.23/42,151,223.66 = 17,493,291.51/x
  3. Step 3: Cross multiply
    30,553,012.23x = 42,151,223.66 × 17,493,291.51
  4. Step 4: Simplify right side
    30,553,012.23x = 737,363,642,900,122.75
  5. Step 5: Solve for x
    x = 737,363,642,900,122.75/30,553,012.23
  6. Step 6: Final answer
    x = 24,133,909.85

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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.