Home / 42,003,090.30-63,004,635.45-13,252,132.20

Finding the Fourth Proportional to 42,003,090.30, 63,004,635.45 and 13,252,132.20

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Solution

The fourth proportional to 42,003,090.30, 63,004,635.45 and 13,252,132.20 is: 19,878,198.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,003,090.30 : 63,004,635.45 = 13,252,132.20 : x
  2. Step 2: Convert to fraction form
    42,003,090.30/63,004,635.45 = 13,252,132.20/x
  3. Step 3: Cross multiply
    42,003,090.30x = 63,004,635.45 × 13,252,132.20
  4. Step 4: Simplify right side
    42,003,090.30x = 834,945,758,196,206.50
  5. Step 5: Solve for x
    x = 834,945,758,196,206.50/42,003,090.30
  6. Step 6: Final answer
    x = 19,878,198.30

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1.5x scale

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.