Home / 12,865,614.60-19,298,421.90-11,072,001.23

Finding the Fourth Proportional to 12,865,614.60, 19,298,421.90 and 11,072,001.23

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Solution

The fourth proportional to 12,865,614.60, 19,298,421.90 and 11,072,001.23 is: 16,608,001.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,865,614.60 : 19,298,421.90 = 11,072,001.23 : x
  2. Step 2: Convert to fraction form
    12,865,614.60/19,298,421.90 = 11,072,001.23/x
  3. Step 3: Cross multiply
    12,865,614.60x = 19,298,421.90 × 11,072,001.23
  4. Step 4: Simplify right side
    12,865,614.60x = 213,672,150,917,366.81
  5. Step 5: Solve for x
    x = 213,672,150,917,366.81/12,865,614.60
  6. Step 6: Final answer
    x = 16,608,001.84

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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.