Home / 7,114,347.72-9,817,823.34-3,851,161.56

Finding the Fourth Proportional to 7,114,347.72, 9,817,823.34 and 3,851,161.56

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Solution

The fourth proportional to 7,114,347.72, 9,817,823.34 and 3,851,161.56 is: 5,314,615.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,114,347.72 : 9,817,823.34 = 3,851,161.56 : x
  2. Step 2: Convert to fraction form
    7,114,347.72/9,817,823.34 = 3,851,161.56/x
  3. Step 3: Cross multiply
    7,114,347.72x = 9,817,823.34 × 3,851,161.56
  4. Step 4: Simplify right side
    7,114,347.72x = 37,810,023,849,878.81
  5. Step 5: Solve for x
    x = 37,810,023,849,878.81/7,114,347.72
  6. Step 6: Final answer
    x = 5,314,615.67

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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.