Home / 21,386,285.55-32,066,617.28-6,806,907.47

Finding the Fourth Proportional to 21,386,285.55, 32,066,617.28 and 6,806,907.47

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Solution

The fourth proportional to 21,386,285.55, 32,066,617.28 and 6,806,907.47 is: 10,206,283.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,386,285.55 : 32,066,617.28 = 6,806,907.47 : x
  2. Step 2: Convert to fraction form
    21,386,285.55/32,066,617.28 = 6,806,907.47/x
  3. Step 3: Cross multiply
    21,386,285.55x = 32,066,617.28 × 6,806,907.47
  4. Step 4: Simplify right side
    21,386,285.55x = 218,274,496,700,863.09
  5. Step 5: Solve for x
    x = 218,274,496,700,863.09/21,386,285.55
  6. Step 6: Final answer
    x = 10,206,283.66

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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.