Home / 86,722,729.90-130,032,130.52-27,609,563.32

Finding the Fourth Proportional to 86,722,729.90, 130,032,130.52 and 27,609,563.32

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Solution

The fourth proportional to 86,722,729.90, 130,032,130.52 and 27,609,563.32 is: 41,397,801.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,722,729.90 : 130,032,130.52 = 27,609,563.32 : x
  2. Step 2: Convert to fraction form
    86,722,729.90/130,032,130.52 = 27,609,563.32/x
  3. Step 3: Cross multiply
    86,722,729.90x = 130,032,130.52 × 27,609,563.32
  4. Step 4: Simplify right side
    86,722,729.90x = 3,590,130,341,226,444.50
  5. Step 5: Solve for x
    x = 3,590,130,341,226,444.50/86,722,729.90
  6. Step 6: Final answer
    x = 41,397,801.31

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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.