Home / 21,922,007.40-32,883,011.10-21,026,212.20

Finding the Fourth Proportional to 21,922,007.40, 32,883,011.10 and 21,026,212.20

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Solution

The fourth proportional to 21,922,007.40, 32,883,011.10 and 21,026,212.20 is: 31,539,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,922,007.40 : 32,883,011.10 = 21,026,212.20 : x
  2. Step 2: Convert to fraction form
    21,922,007.40/32,883,011.10 = 21,026,212.20/x
  3. Step 3: Cross multiply
    21,922,007.40x = 32,883,011.10 × 21,026,212.20
  4. Step 4: Simplify right side
    21,922,007.40x = 691,405,169,163,555.38
  5. Step 5: Solve for x
    x = 691,405,169,163,555.38/21,922,007.40
  6. Step 6: Final answer
    x = 31,539,318.30

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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.