Home / 10,961,788.60-16,442,682.90-10,439,241.40

Finding the Fourth Proportional to 10,961,788.60, 16,442,682.90 and 10,439,241.40

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Solution

The fourth proportional to 10,961,788.60, 16,442,682.90 and 10,439,241.40 is: 15,658,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,961,788.60 : 16,442,682.90 = 10,439,241.40 : x
  2. Step 2: Convert to fraction form
    10,961,788.60/16,442,682.90 = 10,439,241.40/x
  3. Step 3: Cross multiply
    10,961,788.60x = 16,442,682.90 × 10,439,241.40
  4. Step 4: Simplify right side
    10,961,788.60x = 171,649,136,056,752.06
  5. Step 5: Solve for x
    x = 171,649,136,056,752.06/10,961,788.60
  6. Step 6: Final answer
    x = 15,658,862.10

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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.