Home / 56,495,480.76-77,959,458.32-31,710,878.62

Finding the Fourth Proportional to 56,495,480.76, 77,959,458.32 and 31,710,878.62

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Solution

The fourth proportional to 56,495,480.76, 77,959,458.32 and 31,710,878.62 is: 43,758,596.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,495,480.76 : 77,959,458.32 = 31,710,878.62 : x
  2. Step 2: Convert to fraction form
    56,495,480.76/77,959,458.32 = 31,710,878.62/x
  3. Step 3: Cross multiply
    56,495,480.76x = 77,959,458.32 × 31,710,878.62
  4. Step 4: Simplify right side
    56,495,480.76x = 2,472,162,920,066,469
  5. Step 5: Solve for x
    x = 2,472,162,920,066,469/56,495,480.76
  6. Step 6: Final answer
    x = 43,758,596.03

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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.