Home / 10,773,136.60-16,159,704.90-9,781,113.40

Finding the Fourth Proportional to 10,773,136.60, 16,159,704.90 and 9,781,113.40

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Solution

The fourth proportional to 10,773,136.60, 16,159,704.90 and 9,781,113.40 is: 14,671,670.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,773,136.60 : 16,159,704.90 = 9,781,113.40 : x
  2. Step 2: Convert to fraction form
    10,773,136.60/16,159,704.90 = 9,781,113.40/x
  3. Step 3: Cross multiply
    10,773,136.60x = 16,159,704.90 × 9,781,113.40
  4. Step 4: Simplify right side
    10,773,136.60x = 158,059,906,137,435.66
  5. Step 5: Solve for x
    x = 158,059,906,137,435.66/10,773,136.60
  6. Step 6: Final answer
    x = 14,671,670.10

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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.