Home / 47,053,489.80-70,605,312.30-18,300,563.40

Finding the Fourth Proportional to 47,053,489.80, 70,605,312.30 and 18,300,563.40

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Solution

The fourth proportional to 47,053,489.80, 70,605,312.30 and 18,300,563.40 is: 27,460,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,053,489.80 : 70,605,312.30 = 18,300,563.40 : x
  2. Step 2: Convert to fraction form
    47,053,489.80/70,605,312.30 = 18,300,563.40/x
  3. Step 3: Cross multiply
    47,053,489.80x = 70,605,312.30 × 18,300,563.40
  4. Step 4: Simplify right side
    47,053,489.80x = 1,292,116,994,122,949.75
  5. Step 5: Solve for x
    x = 1,292,116,994,122,949.75/47,053,489.80
  6. Step 6: Final answer
    x = 27,460,598.56

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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.