Home / 39,903,641.28-59,863,568.40-12,614,196.96

Finding the Fourth Proportional to 39,903,641.28, 59,863,568.40 and 12,614,196.96

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Solution

The fourth proportional to 39,903,641.28, 59,863,568.40 and 12,614,196.96 is: 18,923,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,903,641.28 : 59,863,568.40 = 12,614,196.96 : x
  2. Step 2: Convert to fraction form
    39,903,641.28/59,863,568.40 = 12,614,196.96/x
  3. Step 3: Cross multiply
    39,903,641.28x = 59,863,568.40 × 12,614,196.96
  4. Step 4: Simplify right side
    39,903,641.28x = 755,130,842,526,032.12
  5. Step 5: Solve for x
    x = 755,130,842,526,032.12/39,903,641.28
  6. Step 6: Final answer
    x = 18,923,858.03

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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.