Home / 7,178,014.20-10,746,026.10-4,784,561.40

Finding the Fourth Proportional to 7,178,014.20, 10,746,026.10 and 4,784,561.40

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Solution

The fourth proportional to 7,178,014.20, 10,746,026.10 and 4,784,561.40 is: 7,162,847.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,178,014.20 : 10,746,026.10 = 4,784,561.40 : x
  2. Step 2: Convert to fraction form
    7,178,014.20/10,746,026.10 = 4,784,561.40/x
  3. Step 3: Cross multiply
    7,178,014.20x = 10,746,026.10 × 4,784,561.40
  4. Step 4: Simplify right side
    7,178,014.20x = 51,415,021,681,452.54
  5. Step 5: Solve for x
    x = 51,415,021,681,452.54/7,178,014.20
  6. Step 6: Final answer
    x = 7,162,847.59

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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.