Home / 6,656,006.40-9,984,009.60-2,669,779.20

Finding the Fourth Proportional to 6,656,006.40, 9,984,009.60 and 2,669,779.20

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Solution

The fourth proportional to 6,656,006.40, 9,984,009.60 and 2,669,779.20 is: 4,004,668.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,656,006.40 : 9,984,009.60 = 2,669,779.20 : x
  2. Step 2: Convert to fraction form
    6,656,006.40/9,984,009.60 = 2,669,779.20/x
  3. Step 3: Cross multiply
    6,656,006.40x = 9,984,009.60 × 2,669,779.20
  4. Step 4: Simplify right side
    6,656,006.40x = 26,655,101,162,680.32
  5. Step 5: Solve for x
    x = 26,655,101,162,680.32/6,656,006.40
  6. Step 6: Final answer
    x = 4,004,668.80

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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.