Home / 29,078,419.40-43,617,629.10-28,879,353.80

Finding the Fourth Proportional to 29,078,419.40, 43,617,629.10 and 28,879,353.80

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Solution

The fourth proportional to 29,078,419.40, 43,617,629.10 and 28,879,353.80 is: 43,319,030.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,078,419.40 : 43,617,629.10 = 28,879,353.80 : x
  2. Step 2: Convert to fraction form
    29,078,419.40/43,617,629.10 = 28,879,353.80/x
  3. Step 3: Cross multiply
    29,078,419.40x = 43,617,629.10 × 28,879,353.80
  4. Step 4: Simplify right side
    29,078,419.40x = 1,259,648,942,696,075.75
  5. Step 5: Solve for x
    x = 1,259,648,942,696,075.75/29,078,419.40
  6. Step 6: Final answer
    x = 43,319,030.70

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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.