Home / 48,542,075.90-72,841,107.45-18,271,663.10

Finding the Fourth Proportional to 48,542,075.90, 72,841,107.45 and 18,271,663.10

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Solution

The fourth proportional to 48,542,075.90, 72,841,107.45 and 18,271,663.10 is: 27,418,031.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,542,075.90 : 72,841,107.45 = 18,271,663.10 : x
  2. Step 2: Convert to fraction form
    48,542,075.90/72,841,107.45 = 18,271,663.10/x
  3. Step 3: Cross multiply
    48,542,075.90x = 72,841,107.45 × 18,271,663.10
  4. Step 4: Simplify right side
    48,542,075.90x = 1,330,928,175,157,300.25
  5. Step 5: Solve for x
    x = 1,330,928,175,157,300.25/48,542,075.90
  6. Step 6: Final answer
    x = 27,418,031.69

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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.