Home / 46,571,876.86-69,780,587.75-28,320,864.32

Finding the Fourth Proportional to 46,571,876.86, 69,780,587.75 and 28,320,864.32

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Solution

The fourth proportional to 46,571,876.86, 69,780,587.75 and 28,320,864.32 is: 42,434,333.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,571,876.86 : 69,780,587.75 = 28,320,864.32 : x
  2. Step 2: Convert to fraction form
    46,571,876.86/69,780,587.75 = 28,320,864.32/x
  3. Step 3: Cross multiply
    46,571,876.86x = 69,780,587.75 × 28,320,864.32
  4. Step 4: Simplify right side
    46,571,876.86x = 1,976,246,557,837,604
  5. Step 5: Solve for x
    x = 1,976,246,557,837,604/46,571,876.86
  6. Step 6: Final answer
    x = 42,434,333.57

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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.