Home / 8,980,774.95-12,389,952.72-5,537,037.27

Finding the Fourth Proportional to 8,980,774.95, 12,389,952.72 and 5,537,037.27

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Solution

The fourth proportional to 8,980,774.95, 12,389,952.72 and 5,537,037.27 is: 7,638,943.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980,774.95 : 12,389,952.72 = 5,537,037.27 : x
  2. Step 2: Convert to fraction form
    8,980,774.95/12,389,952.72 = 5,537,037.27/x
  3. Step 3: Cross multiply
    8,980,774.95x = 12,389,952.72 × 5,537,037.27
  4. Step 4: Simplify right side
    8,980,774.95x = 68,603,629,984,177.88
  5. Step 5: Solve for x
    x = 68,603,629,984,177.88/8,980,774.95
  6. Step 6: Final answer
    x = 7,638,943.23

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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.