Home / 20,227,554.90-30,341,332.35-20,101,583.70

Finding the Fourth Proportional to 20,227,554.90, 30,341,332.35 and 20,101,583.70

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Solution

The fourth proportional to 20,227,554.90, 30,341,332.35 and 20,101,583.70 is: 30,152,375.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,554.90 : 30,341,332.35 = 20,101,583.70 : x
  2. Step 2: Convert to fraction form
    20,227,554.90/30,341,332.35 = 20,101,583.70/x
  3. Step 3: Cross multiply
    20,227,554.90x = 30,341,332.35 × 20,101,583.70
  4. Step 4: Simplify right side
    20,227,554.90x = 609,908,831,803,042.75
  5. Step 5: Solve for x
    x = 609,908,831,803,042.75/20,227,554.90
  6. Step 6: Final answer
    x = 30,152,375.55

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1.5x scale

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.