Home / 21,872,023.60-32,808,035.40-13,368,967.60

Finding the Fourth Proportional to 21,872,023.60, 32,808,035.40 and 13,368,967.60

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Solution

The fourth proportional to 21,872,023.60, 32,808,035.40 and 13,368,967.60 is: 20,053,451.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,872,023.60 : 32,808,035.40 = 13,368,967.60 : x
  2. Step 2: Convert to fraction form
    21,872,023.60/32,808,035.40 = 13,368,967.60/x
  3. Step 3: Cross multiply
    21,872,023.60x = 32,808,035.40 × 13,368,967.60
  4. Step 4: Simplify right side
    21,872,023.60x = 438,609,562,282,253
  5. Step 5: Solve for x
    x = 438,609,562,282,253/21,872,023.60
  6. Step 6: Final answer
    x = 20,053,451.40

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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.