Home / 34,341,314.55-47,380,679.78-20,585,259.51

Finding the Fourth Proportional to 34,341,314.55, 47,380,679.78 and 20,585,259.51

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Solution

The fourth proportional to 34,341,314.55, 47,380,679.78 and 20,585,259.51 is: 28,401,463.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,341,314.55 : 47,380,679.78 = 20,585,259.51 : x
  2. Step 2: Convert to fraction form
    34,341,314.55/47,380,679.78 = 20,585,259.51/x
  3. Step 3: Cross multiply
    34,341,314.55x = 47,380,679.78 × 20,585,259.51
  4. Step 4: Simplify right side
    34,341,314.55x = 975,343,588,928,583.50
  5. Step 5: Solve for x
    x = 975,343,588,928,583.50/34,341,314.55
  6. Step 6: Final answer
    x = 28,401,463.42

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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.