Home / 25,343,999.10-38,015,998.65-10,208,792.70

Finding the Fourth Proportional to 25,343,999.10, 38,015,998.65 and 10,208,792.70

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Solution

The fourth proportional to 25,343,999.10, 38,015,998.65 and 10,208,792.70 is: 15,313,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,343,999.10 : 38,015,998.65 = 10,208,792.70 : x
  2. Step 2: Convert to fraction form
    25,343,999.10/38,015,998.65 = 10,208,792.70/x
  3. Step 3: Cross multiply
    25,343,999.10x = 38,015,998.65 × 10,208,792.70
  4. Step 4: Simplify right side
    25,343,999.10x = 388,097,449,501,329.81
  5. Step 5: Solve for x
    x = 388,097,449,501,329.81/25,343,999.10
  6. Step 6: Final answer
    x = 15,313,189.05

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1.5x scale

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.