Home / 15,547,722.04-21,455,714.19-8,578,463.68

Finding the Fourth Proportional to 15,547,722.04, 21,455,714.19 and 8,578,463.68

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Solution

The fourth proportional to 15,547,722.04, 21,455,714.19 and 8,578,463.68 is: 11,838,201.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547,722.04 : 21,455,714.19 = 8,578,463.68 : x
  2. Step 2: Convert to fraction form
    15,547,722.04/21,455,714.19 = 8,578,463.68/x
  3. Step 3: Cross multiply
    15,547,722.04x = 21,455,714.19 × 8,578,463.68
  4. Step 4: Simplify right side
    15,547,722.04x = 184,057,064,907,375.62
  5. Step 5: Solve for x
    x = 184,057,064,907,375.62/15,547,722.04
  6. Step 6: Final answer
    x = 11,838,201.41

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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.