Home / 21,248,444.52-31,872,950.82-6,674,888.88

Finding the Fourth Proportional to 21,248,444.52, 31,872,950.82 and 6,674,888.88

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Solution

The fourth proportional to 21,248,444.52, 31,872,950.82 and 6,674,888.88 is: 10,012,422.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,248,444.52 : 31,872,950.82 = 6,674,888.88 : x
  2. Step 2: Convert to fraction form
    21,248,444.52/31,872,950.82 = 6,674,888.88/x
  3. Step 3: Cross multiply
    21,248,444.52x = 31,872,950.82 × 6,674,888.88
  4. Step 4: Simplify right side
    21,248,444.52x = 212,748,405,001,204.88
  5. Step 5: Solve for x
    x = 212,748,405,001,204.88/21,248,444.52
  6. Step 6: Final answer
    x = 10,012,422.55

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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.