Home / 21,994,482.40-32,991,723.60-19,160,130.40

Finding the Fourth Proportional to 21,994,482.40, 32,991,723.60 and 19,160,130.40

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Solution

The fourth proportional to 21,994,482.40, 32,991,723.60 and 19,160,130.40 is: 28,740,195.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,994,482.40 : 32,991,723.60 = 19,160,130.40 : x
  2. Step 2: Convert to fraction form
    21,994,482.40/32,991,723.60 = 19,160,130.40/x
  3. Step 3: Cross multiply
    21,994,482.40x = 32,991,723.60 × 19,160,130.40
  4. Step 4: Simplify right side
    21,994,482.40x = 632,125,726,296,757.38
  5. Step 5: Solve for x
    x = 632,125,726,296,757.38/21,994,482.40
  6. Step 6: Final answer
    x = 28,740,195.60

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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.