Home / 6,120,309.75-9,178,482.65-2,020,709.91

Finding the Fourth Proportional to 6,120,309.75, 9,178,482.65 and 2,020,709.91

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Solution

The fourth proportional to 6,120,309.75, 9,178,482.65 and 2,020,709.91 is: 3,030,410.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,309.75 : 9,178,482.65 = 2,020,709.91 : x
  2. Step 2: Convert to fraction form
    6,120,309.75/9,178,482.65 = 2,020,709.91/x
  3. Step 3: Cross multiply
    6,120,309.75x = 9,178,482.65 × 2,020,709.91
  4. Step 4: Simplify right side
    6,120,309.75x = 18,547,050,839,514.51
  5. Step 5: Solve for x
    x = 18,547,050,839,514.51/6,120,309.75
  6. Step 6: Final answer
    x = 3,030,410.49

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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.