Home / 10,507,291.04-15,761,408.68-3,220,216.98

Finding the Fourth Proportional to 10,507,291.04, 15,761,408.68 and 3,220,216.98

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Solution

The fourth proportional to 10,507,291.04, 15,761,408.68 and 3,220,216.98 is: 4,830,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507,291.04 : 15,761,408.68 = 3,220,216.98 : x
  2. Step 2: Convert to fraction form
    10,507,291.04/15,761,408.68 = 3,220,216.98/x
  3. Step 3: Cross multiply
    10,507,291.04x = 15,761,408.68 × 3,220,216.98
  4. Step 4: Simplify right side
    10,507,291.04x = 50,755,155,860,055.38
  5. Step 5: Solve for x
    x = 50,755,155,860,055.38/10,507,291.04
  6. Step 6: Final answer
    x = 4,830,470.16

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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.