Home / 42,049,894.40-63,063,031.80-13,304,841.20

Finding the Fourth Proportional to 42,049,894.40, 63,063,031.80 and 13,304,841.20

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Solution

The fourth proportional to 42,049,894.40, 63,063,031.80 and 13,304,841.20 is: 19,953,525.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,049,894.40 : 63,063,031.80 = 13,304,841.20 : x
  2. Step 2: Convert to fraction form
    42,049,894.40/63,063,031.80 = 13,304,841.20/x
  3. Step 3: Cross multiply
    42,049,894.40x = 63,063,031.80 × 13,304,841.20
  4. Step 4: Simplify right side
    42,049,894.40x = 839,043,623,689,550.12
  5. Step 5: Solve for x
    x = 839,043,623,689,550.12/42,049,894.40
  6. Step 6: Final answer
    x = 19,953,525.11

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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.