Home / 10,106,690.40-15,160,035.60-2,918,458.80

Finding the Fourth Proportional to 10,106,690.40, 15,160,035.60 and 2,918,458.80

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Solution

The fourth proportional to 10,106,690.40, 15,160,035.60 and 2,918,458.80 is: 4,377,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106,690.40 : 15,160,035.60 = 2,918,458.80 : x
  2. Step 2: Convert to fraction form
    10,106,690.40/15,160,035.60 = 2,918,458.80/x
  3. Step 3: Cross multiply
    10,106,690.40x = 15,160,035.60 × 2,918,458.80
  4. Step 4: Simplify right side
    10,106,690.40x = 44,243,939,305,133.27
  5. Step 5: Solve for x
    x = 44,243,939,305,133.27/10,106,690.40
  6. Step 6: Final answer
    x = 4,377,688.20

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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.