Home / 8,707,924.80-13,049,482.66-6,415,420.28

Finding the Fourth Proportional to 8,707,924.80, 13,049,482.66 and 6,415,420.28

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Solution

The fourth proportional to 8,707,924.80, 13,049,482.66 and 6,415,420.28 is: 9,613,991.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,924.80 : 13,049,482.66 = 6,415,420.28 : x
  2. Step 2: Convert to fraction form
    8,707,924.80/13,049,482.66 = 6,415,420.28/x
  3. Step 3: Cross multiply
    8,707,924.80x = 13,049,482.66 × 6,415,420.28
  4. Step 4: Simplify right side
    8,707,924.80x = 83,717,915,619,186.39
  5. Step 5: Solve for x
    x = 83,717,915,619,186.39/8,707,924.80
  6. Step 6: Final answer
    x = 9,613,991.57

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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.