Home / 4,791,689.37-7,165,702.94-3,578,118.21

Finding the Fourth Proportional to 4,791,689.37, 7,165,702.94 and 3,578,118.21

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Solution

The fourth proportional to 4,791,689.37, 7,165,702.94 and 3,578,118.21 is: 5,350,875.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,791,689.37 : 7,165,702.94 = 3,578,118.21 : x
  2. Step 2: Convert to fraction form
    4,791,689.37/7,165,702.94 = 3,578,118.21/x
  3. Step 3: Cross multiply
    4,791,689.37x = 7,165,702.94 × 3,578,118.21
  4. Step 4: Simplify right side
    4,791,689.37x = 25,639,732,159,173.95
  5. Step 5: Solve for x
    x = 25,639,732,159,173.95/4,791,689.37
  6. Step 6: Final answer
    x = 5,350,875.27

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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.