Home / 55,465,328.61-76,542,095.61-31,019,042.61

Finding the Fourth Proportional to 55,465,328.61, 76,542,095.61 and 31,019,042.61

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Solution

The fourth proportional to 55,465,328.61, 76,542,095.61 and 31,019,042.61 is: 42,806,246.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,465,328.61 : 76,542,095.61 = 31,019,042.61 : x
  2. Step 2: Convert to fraction form
    55,465,328.61/76,542,095.61 = 31,019,042.61/x
  3. Step 3: Cross multiply
    55,465,328.61x = 76,542,095.61 × 31,019,042.61
  4. Step 4: Simplify right side
    55,465,328.61x = 2,374,262,525,185,284
  5. Step 5: Solve for x
    x = 2,374,262,525,185,284/55,465,328.61
  6. Step 6: Final answer
    x = 42,806,246.44

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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.