Home / 21,706,925.40-32,581,383.30-13,203,869.40

Finding the Fourth Proportional to 21,706,925.40, 32,581,383.30 and 13,203,869.40

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Solution

The fourth proportional to 21,706,925.40, 32,581,383.30 and 13,203,869.40 is: 19,818,575.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,706,925.40 : 32,581,383.30 = 13,203,869.40 : x
  2. Step 2: Convert to fraction form
    21,706,925.40/32,581,383.30 = 13,203,869.40/x
  3. Step 3: Cross multiply
    21,706,925.40x = 32,581,383.30 × 13,203,869.40
  4. Step 4: Simplify right side
    21,706,925.40x = 430,200,329,964,541.06
  5. Step 5: Solve for x
    x = 430,200,329,964,541.06/21,706,925.40
  6. Step 6: Final answer
    x = 19,818,575.04

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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.