Home / 15,673,875.10-23,510,812.65-12,445,371.03

Finding the Fourth Proportional to 15,673,875.10, 23,510,812.65 and 12,445,371.03

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Solution

The fourth proportional to 15,673,875.10, 23,510,812.65 and 12,445,371.03 is: 18,668,056.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,673,875.10 : 23,510,812.65 = 12,445,371.03 : x
  2. Step 2: Convert to fraction form
    15,673,875.10/23,510,812.65 = 12,445,371.03/x
  3. Step 3: Cross multiply
    15,673,875.10x = 23,510,812.65 × 12,445,371.03
  4. Step 4: Simplify right side
    15,673,875.10x = 292,600,786,646,067.50
  5. Step 5: Solve for x
    x = 292,600,786,646,067.50/15,673,875.10
  6. Step 6: Final answer
    x = 18,668,056.55

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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.