Home / 7,783,751.69-11,675,669.10-5,105,039.93

Finding the Fourth Proportional to 7,783,751.69, 11,675,669.10 and 5,105,039.93

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Solution

The fourth proportional to 7,783,751.69, 11,675,669.10 and 5,105,039.93 is: 7,657,587.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,783,751.69 : 11,675,669.10 = 5,105,039.93 : x
  2. Step 2: Convert to fraction form
    7,783,751.69/11,675,669.10 = 5,105,039.93/x
  3. Step 3: Cross multiply
    7,783,751.69x = 11,675,669.10 × 5,105,039.93
  4. Step 4: Simplify right side
    7,783,751.69x = 59,604,756,964,967.16
  5. Step 5: Solve for x
    x = 59,604,756,964,967.16/7,783,751.69
  6. Step 6: Final answer
    x = 7,657,587.16

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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.