Home / 49,778,716.80-74,668,075.20-15,703,507.20

Finding the Fourth Proportional to 49,778,716.80, 74,668,075.20 and 15,703,507.20

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Solution

The fourth proportional to 49,778,716.80, 74,668,075.20 and 15,703,507.20 is: 23,555,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,778,716.80 : 74,668,075.20 = 15,703,507.20 : x
  2. Step 2: Convert to fraction form
    49,778,716.80/74,668,075.20 = 15,703,507.20/x
  3. Step 3: Cross multiply
    49,778,716.80x = 74,668,075.20 × 15,703,507.20
  4. Step 4: Simplify right side
    49,778,716.80x = 1,172,550,656,513,341.50
  5. Step 5: Solve for x
    x = 1,172,550,656,513,341.50/49,778,716.80
  6. Step 6: Final answer
    x = 23,555,260.80

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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.