Home / 6,120,310.75-9,178,484.14-2,020,710.91

Finding the Fourth Proportional to 6,120,310.75, 9,178,484.14 and 2,020,710.91

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Solution

The fourth proportional to 6,120,310.75, 9,178,484.14 and 2,020,710.91 is: 3,030,411.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,120,310.75 : 9,178,484.14 = 2,020,710.91 : x
  2. Step 2: Convert to fraction form
    6,120,310.75/9,178,484.14 = 2,020,710.91/x
  3. Step 3: Cross multiply
    6,120,310.75x = 9,178,484.14 × 2,020,710.91
  4. Step 4: Simplify right side
    6,120,310.75x = 18,547,063,038,959.97
  5. Step 5: Solve for x
    x = 18,547,063,038,959.97/6,120,310.75
  6. Step 6: Final answer
    x = 3,030,411.98

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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.