Home / 20,011,055.65-30,019,566.68-6,364,647.22

Finding the Fourth Proportional to 20,011,055.65, 30,019,566.68 and 6,364,647.22

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Solution

The fourth proportional to 20,011,055.65, 30,019,566.68 and 6,364,647.22 is: 9,547,919.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,011,055.65 : 30,019,566.68 = 6,364,647.22 : x
  2. Step 2: Convert to fraction form
    20,011,055.65/30,019,566.68 = 6,364,647.22/x
  3. Step 3: Cross multiply
    20,011,055.65x = 30,019,566.68 × 6,364,647.22
  4. Step 4: Simplify right side
    20,011,055.65x = 191,063,951,615,466.62
  5. Step 5: Solve for x
    x = 191,063,951,615,466.62/20,011,055.65
  6. Step 6: Final answer
    x = 9,547,919.66

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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.