Home / 21,574,502.60-32,361,753.90-19,409,664.20

Finding the Fourth Proportional to 21,574,502.60, 32,361,753.90 and 19,409,664.20

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Solution

The fourth proportional to 21,574,502.60, 32,361,753.90 and 19,409,664.20 is: 29,114,496.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574,502.60 : 32,361,753.90 = 19,409,664.20 : x
  2. Step 2: Convert to fraction form
    21,574,502.60/32,361,753.90 = 19,409,664.20/x
  3. Step 3: Cross multiply
    21,574,502.60x = 32,361,753.90 × 19,409,664.20
  4. Step 4: Simplify right side
    21,574,502.60x = 628,130,776,122,040.38
  5. Step 5: Solve for x
    x = 628,130,776,122,040.38/21,574,502.60
  6. Step 6: Final answer
    x = 29,114,496.30

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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.