Home / 114,782,641.34-172,174,086.71-28,521,048.39

Finding the Fourth Proportional to 114,782,641.34, 172,174,086.71 and 28,521,048.39

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Solution

The fourth proportional to 114,782,641.34, 172,174,086.71 and 28,521,048.39 is: 42,781,603.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,782,641.34 : 172,174,086.71 = 28,521,048.39 : x
  2. Step 2: Convert to fraction form
    114,782,641.34/172,174,086.71 = 28,521,048.39/x
  3. Step 3: Cross multiply
    114,782,641.34x = 172,174,086.71 × 28,521,048.39
  4. Step 4: Simplify right side
    114,782,641.34x = 4,910,585,458,417,361
  5. Step 5: Solve for x
    x = 4,910,585,458,417,361/114,782,641.34
  6. Step 6: Final answer
    x = 42,781,603.57

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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.