Home / 8,284,126.23-11,422,312.20-5,671,897.02

Finding the Fourth Proportional to 8,284,126.23, 11,422,312.20 and 5,671,897.02

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Solution

The fourth proportional to 8,284,126.23, 11,422,312.20 and 5,671,897.02 is: 7,820,520.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284,126.23 : 11,422,312.20 = 5,671,897.02 : x
  2. Step 2: Convert to fraction form
    8,284,126.23/11,422,312.20 = 5,671,897.02/x
  3. Step 3: Cross multiply
    8,284,126.23x = 11,422,312.20 × 5,671,897.02
  4. Step 4: Simplify right side
    8,284,126.23x = 64,786,178,528,689.63
  5. Step 5: Solve for x
    x = 64,786,178,528,689.63/8,284,126.23
  6. Step 6: Final answer
    x = 7,820,520.44

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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.