Home / 7,262,043.40-10,874,402.70-5,358,478.60

Finding the Fourth Proportional to 7,262,043.40, 10,874,402.70 and 5,358,478.60

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Solution

The fourth proportional to 7,262,043.40, 10,874,402.70 and 5,358,478.60 is: 8,023,947.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262,043.40 : 10,874,402.70 = 5,358,478.60 : x
  2. Step 2: Convert to fraction form
    7,262,043.40/10,874,402.70 = 5,358,478.60/x
  3. Step 3: Cross multiply
    7,262,043.40x = 10,874,402.70 × 5,358,478.60
  4. Step 4: Simplify right side
    7,262,043.40x = 58,270,254,155,732.21
  5. Step 5: Solve for x
    x = 58,270,254,155,732.21/7,262,043.40
  6. Step 6: Final answer
    x = 8,023,947.39

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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.