Home / 48,505,126.07-66,767,173.80-42,299,223.79

Finding the Fourth Proportional to 48,505,126.07, 66,767,173.80 and 42,299,223.79

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Solution

The fourth proportional to 48,505,126.07, 66,767,173.80 and 42,299,223.79 is: 58,224,766.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,505,126.07 : 66,767,173.80 = 42,299,223.79 : x
  2. Step 2: Convert to fraction form
    48,505,126.07/66,767,173.80 = 42,299,223.79/x
  3. Step 3: Cross multiply
    48,505,126.07x = 66,767,173.80 × 42,299,223.79
  4. Step 4: Simplify right side
    48,505,126.07x = 2,824,199,626,225,106.50
  5. Step 5: Solve for x
    x = 2,824,199,626,225,106.50/48,505,126.07
  6. Step 6: Final answer
    x = 58,224,766.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.