Home / 15,161,089.51-20,923,746.14-8,286,604.93

Finding the Fourth Proportional to 15,161,089.51, 20,923,746.14 and 8,286,604.93

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Solution

The fourth proportional to 15,161,089.51, 20,923,746.14 and 8,286,604.93 is: 11,436,303.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,161,089.51 : 20,923,746.14 = 8,286,604.93 : x
  2. Step 2: Convert to fraction form
    15,161,089.51/20,923,746.14 = 8,286,604.93/x
  3. Step 3: Cross multiply
    15,161,089.51x = 20,923,746.14 × 8,286,604.93
  4. Step 4: Simplify right side
    15,161,089.51x = 173,386,817,771,740.72
  5. Step 5: Solve for x
    x = 173,386,817,771,740.72/15,161,089.51
  6. Step 6: Final answer
    x = 11,436,303.29

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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.