Home / 42,043,802.96-63,067,955.96-13,287,750.48

Finding the Fourth Proportional to 42,043,802.96, 63,067,955.96 and 13,287,750.48

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Solution

The fourth proportional to 42,043,802.96, 63,067,955.96 and 13,287,750.48 is: 19,932,337.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,043,802.96 : 63,067,955.96 = 13,287,750.48 : x
  2. Step 2: Convert to fraction form
    42,043,802.96/63,067,955.96 = 13,287,750.48/x
  3. Step 3: Cross multiply
    42,043,802.96x = 63,067,955.96 × 13,287,750.48
  4. Step 4: Simplify right side
    42,043,802.96x = 838,031,262,080,108.88
  5. Step 5: Solve for x
    x = 838,031,262,080,108.88/42,043,802.96
  6. Step 6: Final answer
    x = 19,932,337.30

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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.