Home / 10,546,778.61-15,803,804.30-7,314,620.90

Finding the Fourth Proportional to 10,546,778.61, 15,803,804.30 and 7,314,620.90

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Solution

The fourth proportional to 10,546,778.61, 15,803,804.30 and 7,314,620.90 is: 10,960,582.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,546,778.61 : 15,803,804.30 = 7,314,620.90 : x
  2. Step 2: Convert to fraction form
    10,546,778.61/15,803,804.30 = 7,314,620.90/x
  3. Step 3: Cross multiply
    10,546,778.61x = 15,803,804.30 × 7,314,620.90
  4. Step 4: Simplify right side
    10,546,778.61x = 115,598,837,116,697.73
  5. Step 5: Solve for x
    x = 115,598,837,116,697.73/10,546,778.61
  6. Step 6: Final answer
    x = 10,960,582.50

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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.