Home / 66,044,009.60-98,982,033.60-31,891,817.60

Finding the Fourth Proportional to 66,044,009.60, 98,982,033.60 and 31,891,817.60

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Solution

The fourth proportional to 66,044,009.60, 98,982,033.60 and 31,891,817.60 is: 47,797,173.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,044,009.60 : 98,982,033.60 = 31,891,817.60 : x
  2. Step 2: Convert to fraction form
    66,044,009.60/98,982,033.60 = 31,891,817.60/x
  3. Step 3: Cross multiply
    66,044,009.60x = 98,982,033.60 × 31,891,817.60
  4. Step 4: Simplify right side
    66,044,009.60x = 3,156,716,961,248,271.50
  5. Step 5: Solve for x
    x = 3,156,716,961,248,271.50/66,044,009.60
  6. Step 6: Final answer
    x = 47,797,173.13

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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.