Home / 7,470,382.44-11,215,648.32-4,779,959.40

Finding the Fourth Proportional to 7,470,382.44, 11,215,648.32 and 4,779,959.40

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Solution

The fourth proportional to 7,470,382.44, 11,215,648.32 and 4,779,959.40 is: 7,176,385.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,382.44 : 11,215,648.32 = 4,779,959.40 : x
  2. Step 2: Convert to fraction form
    7,470,382.44/11,215,648.32 = 4,779,959.40/x
  3. Step 3: Cross multiply
    7,470,382.44x = 11,215,648.32 × 4,779,959.40
  4. Step 4: Simplify right side
    7,470,382.44x = 53,610,343,614,278.21
  5. Step 5: Solve for x
    x = 53,610,343,614,278.21/7,470,382.44
  6. Step 6: Final answer
    x = 7,176,385.42

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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.