Home / 55,733,370.16-76,913,001.32-30,616,538.28

Finding the Fourth Proportional to 55,733,370.16, 76,913,001.32 and 30,616,538.28

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Solution

The fourth proportional to 55,733,370.16, 76,913,001.32 and 30,616,538.28 is: 42,251,344.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,733,370.16 : 76,913,001.32 = 30,616,538.28 : x
  2. Step 2: Convert to fraction form
    55,733,370.16/76,913,001.32 = 30,616,538.28/x
  3. Step 3: Cross multiply
    55,733,370.16x = 76,913,001.32 × 30,616,538.28
  4. Step 4: Simplify right side
    55,733,370.16x = 2,354,809,849,143,470.50
  5. Step 5: Solve for x
    x = 2,354,809,849,143,470.50/55,733,370.16
  6. Step 6: Final answer
    x = 42,251,344.97

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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.