Home / 12,010,776.93-16,574,881.16-6,504,157.83

Finding the Fourth Proportional to 12,010,776.93, 16,574,881.16 and 6,504,157.83

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Solution

The fourth proportional to 12,010,776.93, 16,574,881.16 and 6,504,157.83 is: 8,975,742.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,010,776.93 : 16,574,881.16 = 6,504,157.83 : x
  2. Step 2: Convert to fraction form
    12,010,776.93/16,574,881.16 = 6,504,157.83/x
  3. Step 3: Cross multiply
    12,010,776.93x = 16,574,881.16 × 6,504,157.83
  4. Step 4: Simplify right side
    12,010,776.93x = 107,805,643,063,315.97
  5. Step 5: Solve for x
    x = 107,805,643,063,315.97/12,010,776.93
  6. Step 6: Final answer
    x = 8,975,742.68

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Double scale
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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.