Home / 19,383,781.60-29,075,672.40-19,010,533.60

Finding the Fourth Proportional to 19,383,781.60, 29,075,672.40 and 19,010,533.60

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Solution

The fourth proportional to 19,383,781.60, 29,075,672.40 and 19,010,533.60 is: 28,515,800.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383,781.60 : 29,075,672.40 = 19,010,533.60 : x
  2. Step 2: Convert to fraction form
    19,383,781.60/29,075,672.40 = 19,010,533.60/x
  3. Step 3: Cross multiply
    19,383,781.60x = 29,075,672.40 × 19,010,533.60
  4. Step 4: Simplify right side
    19,383,781.60x = 552,744,047,102,792.62
  5. Step 5: Solve for x
    x = 552,744,047,102,792.62/19,383,781.60
  6. Step 6: Final answer
    x = 28,515,800.40

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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.