Home / 31,030,518.52-46,513,840.65-13,766,849.61

Finding the Fourth Proportional to 31,030,518.52, 46,513,840.65 and 13,766,849.61

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Solution

The fourth proportional to 31,030,518.52, 46,513,840.65 and 13,766,849.61 is: 20,636,105.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,030,518.52 : 46,513,840.65 = 13,766,849.61 : x
  2. Step 2: Convert to fraction form
    31,030,518.52/46,513,840.65 = 13,766,849.61/x
  3. Step 3: Cross multiply
    31,030,518.52x = 46,513,840.65 × 13,766,849.61
  4. Step 4: Simplify right side
    31,030,518.52x = 640,349,049,012,054.62
  5. Step 5: Solve for x
    x = 640,349,049,012,054.62/31,030,518.52
  6. Step 6: Final answer
    x = 20,636,105.34

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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.