Home / 21,248,445.52-31,872,952.32-6,674,889.88

Finding the Fourth Proportional to 21,248,445.52, 31,872,952.32 and 6,674,889.88

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Solution

The fourth proportional to 21,248,445.52, 31,872,952.32 and 6,674,889.88 is: 10,012,424.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,248,445.52 : 31,872,952.32 = 6,674,889.88 : x
  2. Step 2: Convert to fraction form
    21,248,445.52/31,872,952.32 = 6,674,889.88/x
  3. Step 3: Cross multiply
    21,248,445.52x = 31,872,952.32 × 6,674,889.88
  4. Step 4: Simplify right side
    21,248,445.52x = 212,748,446,886,490.53
  5. Step 5: Solve for x
    x = 212,748,446,886,490.53/21,248,445.52
  6. Step 6: Final answer
    x = 10,012,424.05

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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.