Home / 5,547,219.20-8,320,828.80-4,917,363.20

Finding the Fourth Proportional to 5,547,219.20, 8,320,828.80 and 4,917,363.20

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Solution

The fourth proportional to 5,547,219.20, 8,320,828.80 and 4,917,363.20 is: 7,376,044.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547,219.20 : 8,320,828.80 = 4,917,363.20 : x
  2. Step 2: Convert to fraction form
    5,547,219.20/8,320,828.80 = 4,917,363.20/x
  3. Step 3: Cross multiply
    5,547,219.20x = 8,320,828.80 × 4,917,363.20
  4. Step 4: Simplify right side
    5,547,219.20x = 40,916,537,334,620.16
  5. Step 5: Solve for x
    x = 40,916,537,334,620.16/5,547,219.20
  6. Step 6: Final answer
    x = 7,376,044.80

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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.