Home / 45,031,284-67,551,887.16-14,318,678.16

Finding the Fourth Proportional to 45,031,284, 67,551,887.16 and 14,318,678.16

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Solution

The fourth proportional to 45,031,284, 67,551,887.16 and 14,318,678.16 is: 21,479,594.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,031,284 : 67,551,887.16 = 14,318,678.16 : x
  2. Step 2: Convert to fraction form
    45,031,284/67,551,887.16 = 14,318,678.16/x
  3. Step 3: Cross multiply
    45,031,284x = 67,551,887.16 × 14,318,678.16
  4. Step 4: Simplify right side
    45,031,284x = 967,253,731,344,676.38
  5. Step 5: Solve for x
    x = 967,253,731,344,676.38/45,031,284
  6. Step 6: Final answer
    x = 21,479,594.75

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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.