Home / 39,889,266.80-59,863,391.40-15,971,903.60

Finding the Fourth Proportional to 39,889,266.80, 59,863,391.40 and 15,971,903.60

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Solution

The fourth proportional to 39,889,266.80, 59,863,391.40 and 15,971,903.60 is: 23,969,663.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,889,266.80 : 59,863,391.40 = 15,971,903.60 : x
  2. Step 2: Convert to fraction form
    39,889,266.80/59,863,391.40 = 15,971,903.60/x
  3. Step 3: Cross multiply
    39,889,266.80x = 59,863,391.40 × 15,971,903.60
  4. Step 4: Simplify right side
    39,889,266.80x = 956,132,316,609,869
  5. Step 5: Solve for x
    x = 956,132,316,609,869/39,889,266.80
  6. Step 6: Final answer
    x = 23,969,663.85

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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.