Home / 21,574,500.40-32,361,750.60-19,726,922.80

Finding the Fourth Proportional to 21,574,500.40, 32,361,750.60 and 19,726,922.80

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Solution

The fourth proportional to 21,574,500.40, 32,361,750.60 and 19,726,922.80 is: 29,590,384.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574,500.40 : 32,361,750.60 = 19,726,922.80 : x
  2. Step 2: Convert to fraction form
    21,574,500.40/32,361,750.60 = 19,726,922.80/x
  3. Step 3: Cross multiply
    21,574,500.40x = 32,361,750.60 × 19,726,922.80
  4. Step 4: Simplify right side
    21,574,500.40x = 638,397,755,759,053.75
  5. Step 5: Solve for x
    x = 638,397,755,759,053.75/21,574,500.40
  6. Step 6: Final answer
    x = 29,590,384.20

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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.