Home / 39,528,043.40-59,292,065.10-39,150,129.80

Finding the Fourth Proportional to 39,528,043.40, 59,292,065.10 and 39,150,129.80

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Solution

The fourth proportional to 39,528,043.40, 59,292,065.10 and 39,150,129.80 is: 58,725,194.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,528,043.40 : 59,292,065.10 = 39,150,129.80 : x
  2. Step 2: Convert to fraction form
    39,528,043.40/59,292,065.10 = 39,150,129.80/x
  3. Step 3: Cross multiply
    39,528,043.40x = 59,292,065.10 × 39,150,129.80
  4. Step 4: Simplify right side
    39,528,043.40x = 2,321,292,044,775,050
  5. Step 5: Solve for x
    x = 2,321,292,044,775,050/39,528,043.40
  6. Step 6: Final answer
    x = 58,725,194.70

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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.