Home / 7,470,281.48-11,215,497.06-4,779,858.38

Finding the Fourth Proportional to 7,470,281.48, 11,215,497.06 and 4,779,858.38

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Solution

The fourth proportional to 7,470,281.48, 11,215,497.06 and 4,779,858.38 is: 7,176,233.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,470,281.48 : 11,215,497.06 = 4,779,858.38 : x
  2. Step 2: Convert to fraction form
    7,470,281.48/11,215,497.06 = 4,779,858.38/x
  3. Step 3: Cross multiply
    7,470,281.48x = 11,215,497.06 × 4,779,858.38
  4. Step 4: Simplify right side
    7,470,281.48x = 53,608,487,552,028.88
  5. Step 5: Solve for x
    x = 53,608,487,552,028.88/7,470,281.48
  6. Step 6: Final answer
    x = 7,176,233.95

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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.