Home / 20,011,054.65-30,019,565.18-6,364,646.22

Finding the Fourth Proportional to 20,011,054.65, 30,019,565.18 and 6,364,646.22

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Solution

The fourth proportional to 20,011,054.65, 30,019,565.18 and 6,364,646.22 is: 9,547,918.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,011,054.65 : 30,019,565.18 = 6,364,646.22 : x
  2. Step 2: Convert to fraction form
    20,011,054.65/30,019,565.18 = 6,364,646.22/x
  3. Step 3: Cross multiply
    20,011,054.65x = 30,019,565.18 × 6,364,646.22
  4. Step 4: Simplify right side
    20,011,054.65x = 191,063,912,017,107.38
  5. Step 5: Solve for x
    x = 191,063,912,017,107.38/20,011,054.65
  6. Step 6: Final answer
    x = 9,547,918.16

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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.