Home / 21,984,009.60-32,976,014.40-19,751,957.40

Finding the Fourth Proportional to 21,984,009.60, 32,976,014.40 and 19,751,957.40

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Solution

The fourth proportional to 21,984,009.60, 32,976,014.40 and 19,751,957.40 is: 29,627,936.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,984,009.60 : 32,976,014.40 = 19,751,957.40 : x
  2. Step 2: Convert to fraction form
    21,984,009.60/32,976,014.40 = 19,751,957.40/x
  3. Step 3: Cross multiply
    21,984,009.60x = 32,976,014.40 × 19,751,957.40
  4. Step 4: Simplify right side
    21,984,009.60x = 651,340,831,650,586.50
  5. Step 5: Solve for x
    x = 651,340,831,650,586.50/21,984,009.60
  6. Step 6: Final answer
    x = 29,627,936.10

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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.