Home / 35,428,051.20-53,142,076.80-30,949,075.20

Finding the Fourth Proportional to 35,428,051.20, 53,142,076.80 and 30,949,075.20

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Solution

The fourth proportional to 35,428,051.20, 53,142,076.80 and 30,949,075.20 is: 46,423,612.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428,051.20 : 53,142,076.80 = 30,949,075.20 : x
  2. Step 2: Convert to fraction form
    35,428,051.20/53,142,076.80 = 30,949,075.20/x
  3. Step 3: Cross multiply
    35,428,051.20x = 53,142,076.80 × 30,949,075.20
  4. Step 4: Simplify right side
    35,428,051.20x = 1,644,698,131,167,375.25
  5. Step 5: Solve for x
    x = 1,644,698,131,167,375.25/35,428,051.20
  6. Step 6: Final answer
    x = 46,423,612.80

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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.