Home / 23,107,020.16-31,888,683.96-12,793,742.92

Finding the Fourth Proportional to 23,107,020.16, 31,888,683.96 and 12,793,742.92

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Solution

The fourth proportional to 23,107,020.16, 31,888,683.96 and 12,793,742.92 is: 17,655,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,107,020.16 : 31,888,683.96 = 12,793,742.92 : x
  2. Step 2: Convert to fraction form
    23,107,020.16/31,888,683.96 = 12,793,742.92/x
  3. Step 3: Cross multiply
    23,107,020.16x = 31,888,683.96 × 12,793,742.92
  4. Step 4: Simplify right side
    23,107,020.16x = 407,975,624,641,367.56
  5. Step 5: Solve for x
    x = 407,975,624,641,367.56/23,107,020.16
  6. Step 6: Final answer
    x = 17,655,916.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.