Home / 55,248,356.92-82,878,943.32-18,363,552.16

Finding the Fourth Proportional to 55,248,356.92, 82,878,943.32 and 18,363,552.16

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Solution

The fourth proportional to 55,248,356.92, 82,878,943.32 and 18,363,552.16 is: 27,547,458.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,248,356.92 : 82,878,943.32 = 18,363,552.16 : x
  2. Step 2: Convert to fraction form
    55,248,356.92/82,878,943.32 = 18,363,552.16/x
  3. Step 3: Cross multiply
    55,248,356.92x = 82,878,943.32 × 18,363,552.16
  4. Step 4: Simplify right side
    55,248,356.92x = 1,521,951,798,622,503.50
  5. Step 5: Solve for x
    x = 1,521,951,798,622,503.50/55,248,356.92
  6. Step 6: Final answer
    x = 27,547,458.12

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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.