Home / 7,767,561.45-10,723,827.74-6,905,737.20

Finding the Fourth Proportional to 7,767,561.45, 10,723,827.74 and 6,905,737.20

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Solution

The fourth proportional to 7,767,561.45, 10,723,827.74 and 6,905,737.20 is: 9,534,000.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767,561.45 : 10,723,827.74 = 6,905,737.20 : x
  2. Step 2: Convert to fraction form
    7,767,561.45/10,723,827.74 = 6,905,737.20/x
  3. Step 3: Cross multiply
    7,767,561.45x = 10,723,827.74 × 6,905,737.20
  4. Step 4: Simplify right side
    7,767,561.45x = 74,055,936,150,509.94
  5. Step 5: Solve for x
    x = 74,055,936,150,509.94/7,767,561.45
  6. Step 6: Final answer
    x = 9,534,000.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.