Home / 5,378,333.01-7,421,911.02-2,930,894.11

Finding the Fourth Proportional to 5,378,333.01, 7,421,911.02 and 2,930,894.11

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Solution

The fourth proportional to 5,378,333.01, 7,421,911.02 and 2,930,894.11 is: 4,044,531.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378,333.01 : 7,421,911.02 = 2,930,894.11 : x
  2. Step 2: Convert to fraction form
    5,378,333.01/7,421,911.02 = 2,930,894.11/x
  3. Step 3: Cross multiply
    5,378,333.01x = 7,421,911.02 × 2,930,894.11
  4. Step 4: Simplify right side
    5,378,333.01x = 21,752,835,293,462.09
  5. Step 5: Solve for x
    x = 21,752,835,293,462.09/5,378,333.01
  6. Step 6: Final answer
    x = 4,044,531.13

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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.