Home / 74,643,037.40-111,964,556.10-61,888,453.40

Finding the Fourth Proportional to 74,643,037.40, 111,964,556.10 and 61,888,453.40

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Solution

The fourth proportional to 74,643,037.40, 111,964,556.10 and 61,888,453.40 is: 92,832,680.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,643,037.40 : 111,964,556.10 = 61,888,453.40 : x
  2. Step 2: Convert to fraction form
    74,643,037.40/111,964,556.10 = 61,888,453.40/x
  3. Step 3: Cross multiply
    74,643,037.40x = 111,964,556.10 × 61,888,453.40
  4. Step 4: Simplify right side
    74,643,037.40x = 6,929,313,212,646,535
  5. Step 5: Solve for x
    x = 6,929,313,212,646,535/74,643,037.40
  6. Step 6: Final answer
    x = 92,832,680.10

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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.