Home / 21,713,205.60-32,569,808.40-7,529,781.60

Finding the Fourth Proportional to 21,713,205.60, 32,569,808.40 and 7,529,781.60

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Solution

The fourth proportional to 21,713,205.60, 32,569,808.40 and 7,529,781.60 is: 11,294,672.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,713,205.60 : 32,569,808.40 = 7,529,781.60 : x
  2. Step 2: Convert to fraction form
    21,713,205.60/32,569,808.40 = 7,529,781.60/x
  3. Step 3: Cross multiply
    21,713,205.60x = 32,569,808.40 × 7,529,781.60
  4. Step 4: Simplify right side
    21,713,205.60x = 245,243,544,005,845.41
  5. Step 5: Solve for x
    x = 245,243,544,005,845.41/21,713,205.60
  6. Step 6: Final answer
    x = 11,294,672.40

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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.