Home / 14,134,031.68-19,502,843.04-7,938,840.64

Finding the Fourth Proportional to 14,134,031.68, 19,502,843.04 and 7,938,840.64

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Solution

The fourth proportional to 14,134,031.68, 19,502,843.04 and 7,938,840.64 is: 10,954,408.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,134,031.68 : 19,502,843.04 = 7,938,840.64 : x
  2. Step 2: Convert to fraction form
    14,134,031.68/19,502,843.04 = 7,938,840.64/x
  3. Step 3: Cross multiply
    14,134,031.68x = 19,502,843.04 × 7,938,840.64
  4. Step 4: Simplify right side
    14,134,031.68x = 154,829,962,921,493.12
  5. Step 5: Solve for x
    x = 154,829,962,921,493.12/14,134,031.68
  6. Step 6: Final answer
    x = 10,954,408.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.