Home / 21,984,006.60-32,976,009.90-19,751,954.40

Finding the Fourth Proportional to 21,984,006.60, 32,976,009.90 and 19,751,954.40

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Solution

The fourth proportional to 21,984,006.60, 32,976,009.90 and 19,751,954.40 is: 29,627,931.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,006.60 : 32,976,009.90 = 19,751,954.40 : x
  2. Step 2: Convert to fraction form
    21,984,006.60/32,976,009.90 = 19,751,954.40/x
  3. Step 3: Cross multiply
    21,984,006.60x = 32,976,009.90 × 19,751,954.40
  4. Step 4: Simplify right side
    21,984,006.60x = 651,340,643,838,748.50
  5. Step 5: Solve for x
    x = 651,340,643,838,748.50/21,984,006.60
  6. Step 6: Final answer
    x = 29,627,931.60

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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.