Home / 45,887,554.80-68,831,332.20-20,301,404.40

Finding the Fourth Proportional to 45,887,554.80, 68,831,332.20 and 20,301,404.40

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Solution

The fourth proportional to 45,887,554.80, 68,831,332.20 and 20,301,404.40 is: 30,452,106.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,887,554.80 : 68,831,332.20 = 20,301,404.40 : x
  2. Step 2: Convert to fraction form
    45,887,554.80/68,831,332.20 = 20,301,404.40/x
  3. Step 3: Cross multiply
    45,887,554.80x = 68,831,332.20 × 20,301,404.40
  4. Step 4: Simplify right side
    45,887,554.80x = 1,397,372,710,382,941.75
  5. Step 5: Solve for x
    x = 1,397,372,710,382,941.75/45,887,554.80
  6. Step 6: Final answer
    x = 30,452,106.60

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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.