Home / 11,812,784.60-17,719,176.90-11,700,810.20

Finding the Fourth Proportional to 11,812,784.60, 17,719,176.90 and 11,700,810.20

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Solution

The fourth proportional to 11,812,784.60, 17,719,176.90 and 11,700,810.20 is: 17,551,215.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,812,784.60 : 17,719,176.90 = 11,700,810.20 : x
  2. Step 2: Convert to fraction form
    11,812,784.60/17,719,176.90 = 11,700,810.20/x
  3. Step 3: Cross multiply
    11,812,784.60x = 17,719,176.90 × 11,700,810.20
  4. Step 4: Simplify right side
    11,812,784.60x = 207,328,725,807,124.34
  5. Step 5: Solve for x
    x = 207,328,725,807,124.34/11,812,784.60
  6. Step 6: Final answer
    x = 17,551,215.30

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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.