Home / 39,888,970.80-59,862,947.40-15,971,607.60

Finding the Fourth Proportional to 39,888,970.80, 59,862,947.40 and 15,971,607.60

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Solution

The fourth proportional to 39,888,970.80, 59,862,947.40 and 15,971,607.60 is: 23,969,219.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,888,970.80 : 59,862,947.40 = 15,971,607.60 : x
  2. Step 2: Convert to fraction form
    39,888,970.80/59,862,947.40 = 15,971,607.60/x
  3. Step 3: Cross multiply
    39,888,970.80x = 59,862,947.40 × 15,971,607.60
  4. Step 4: Simplify right side
    39,888,970.80x = 956,107,505,652,240.25
  5. Step 5: Solve for x
    x = 956,107,505,652,240.25/39,888,970.80
  6. Step 6: Final answer
    x = 23,969,219.72

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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.