Home / 61,806,217.19-92,708,382.53-20,894,395.64

Finding the Fourth Proportional to 61,806,217.19, 92,708,382.53 and 20,894,395.64

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Solution

The fourth proportional to 61,806,217.19, 92,708,382.53 and 20,894,395.64 is: 31,341,274.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,806,217.19 : 92,708,382.53 = 20,894,395.64 : x
  2. Step 2: Convert to fraction form
    61,806,217.19/92,708,382.53 = 20,894,395.64/x
  3. Step 3: Cross multiply
    61,806,217.19x = 92,708,382.53 × 20,894,395.64
  4. Step 4: Simplify right side
    61,806,217.19x = 1,937,085,623,314,978.25
  5. Step 5: Solve for x
    x = 1,937,085,623,314,978.25/61,806,217.19
  6. Step 6: Final answer
    x = 31,341,274.58

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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.