Home / 5,216,166.60-7,813,752.30-3,620,531.40

Finding the Fourth Proportional to 5,216,166.60, 7,813,752.30 and 3,620,531.40

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Solution

The fourth proportional to 5,216,166.60, 7,813,752.30 and 3,620,531.40 is: 5,423,510.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,216,166.60 : 7,813,752.30 = 3,620,531.40 : x
  2. Step 2: Convert to fraction form
    5,216,166.60/7,813,752.30 = 3,620,531.40/x
  3. Step 3: Cross multiply
    5,216,166.60x = 7,813,752.30 × 3,620,531.40
  4. Step 4: Simplify right side
    5,216,166.60x = 28,289,935,553,972.22
  5. Step 5: Solve for x
    x = 28,289,935,553,972.22/5,216,166.60
  6. Step 6: Final answer
    x = 5,423,510.74

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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.