Home / 21,734,905.60-32,602,358.40-19,570,067.20

Finding the Fourth Proportional to 21,734,905.60, 32,602,358.40 and 19,570,067.20

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Solution

The fourth proportional to 21,734,905.60, 32,602,358.40 and 19,570,067.20 is: 29,355,100.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,734,905.60 : 32,602,358.40 = 19,570,067.20 : x
  2. Step 2: Convert to fraction form
    21,734,905.60/32,602,358.40 = 19,570,067.20/x
  3. Step 3: Cross multiply
    21,734,905.60x = 32,602,358.40 × 19,570,067.20
  4. Step 4: Simplify right side
    21,734,905.60x = 638,030,344,766,484.38
  5. Step 5: Solve for x
    x = 638,030,344,766,484.38/21,734,905.60
  6. Step 6: Final answer
    x = 29,355,100.80

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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.