Home / 9,101,381.25-12,559,821.21-4,971,410.81

Finding the Fourth Proportional to 9,101,381.25, 12,559,821.21 and 4,971,410.81

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Solution

The fourth proportional to 9,101,381.25, 12,559,821.21 and 4,971,410.81 is: 6,860,500.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,101,381.25 : 12,559,821.21 = 4,971,410.81 : x
  2. Step 2: Convert to fraction form
    9,101,381.25/12,559,821.21 = 4,971,410.81/x
  3. Step 3: Cross multiply
    9,101,381.25x = 12,559,821.21 × 4,971,410.81
  4. Step 4: Simplify right side
    9,101,381.25x = 62,440,030,847,405.12
  5. Step 5: Solve for x
    x = 62,440,030,847,405.12/9,101,381.25
  6. Step 6: Final answer
    x = 6,860,500.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.