Home / 66,021,122.70-99,031,684.05-22,875,986.70

Finding the Fourth Proportional to 66,021,122.70, 99,031,684.05 and 22,875,986.70

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Solution

The fourth proportional to 66,021,122.70, 99,031,684.05 and 22,875,986.70 is: 34,313,980.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,021,122.70 : 99,031,684.05 = 22,875,986.70 : x
  2. Step 2: Convert to fraction form
    66,021,122.70/99,031,684.05 = 22,875,986.70/x
  3. Step 3: Cross multiply
    66,021,122.70x = 99,031,684.05 × 22,875,986.70
  4. Step 4: Simplify right side
    66,021,122.70x = 2,265,447,487,206,402
  5. Step 5: Solve for x
    x = 2,265,447,487,206,402/66,021,122.70
  6. Step 6: Final answer
    x = 34,313,980.05

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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.