Home / 21,505,111.20-32,257,666.80-14,338,749.60

Finding the Fourth Proportional to 21,505,111.20, 32,257,666.80 and 14,338,749.60

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Solution

The fourth proportional to 21,505,111.20, 32,257,666.80 and 14,338,749.60 is: 21,508,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,505,111.20 : 32,257,666.80 = 14,338,749.60 : x
  2. Step 2: Convert to fraction form
    21,505,111.20/32,257,666.80 = 14,338,749.60/x
  3. Step 3: Cross multiply
    21,505,111.20x = 32,257,666.80 × 14,338,749.60
  4. Step 4: Simplify right side
    21,505,111.20x = 462,534,606,925,433.25
  5. Step 5: Solve for x
    x = 462,534,606,925,433.25/21,505,111.20
  6. Step 6: Final answer
    x = 21,508,124.40

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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.