Home / 20,169,712.50-30,254,832-6,706,540.50

Finding the Fourth Proportional to 20,169,712.50, 30,254,832 and 6,706,540.50

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Solution

The fourth proportional to 20,169,712.50, 30,254,832 and 6,706,540.50 is: 10,059,898.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,169,712.50 : 30,254,832 = 6,706,540.50 : x
  2. Step 2: Convert to fraction form
    20,169,712.50/30,254,832 = 6,706,540.50/x
  3. Step 3: Cross multiply
    20,169,712.50x = 30,254,832 × 6,706,540.50
  4. Step 4: Simplify right side
    20,169,712.50x = 202,905,256,128,696
  5. Step 5: Solve for x
    x = 202,905,256,128,696/20,169,712.50
  6. Step 6: Final answer
    x = 10,059,898.28

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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.