Home / 8,738,364.53-12,064,109.42-7,768,810.93

Finding the Fourth Proportional to 8,738,364.53, 12,064,109.42 and 7,768,810.93

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Solution

The fourth proportional to 8,738,364.53, 12,064,109.42 and 7,768,810.93 is: 10,725,552.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738,364.53 : 12,064,109.42 = 7,768,810.93 : x
  2. Step 2: Convert to fraction form
    8,738,364.53/12,064,109.42 = 7,768,810.93/x
  3. Step 3: Cross multiply
    8,738,364.53x = 12,064,109.42 × 7,768,810.93
  4. Step 4: Simplify right side
    8,738,364.53x = 93,723,785,134,693.92
  5. Step 5: Solve for x
    x = 93,723,785,134,693.92/8,738,364.53
  6. Step 6: Final answer
    x = 10,725,552.23

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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.