Home / 66,045,720.60-98,984,600.10-31,893,528.60

Finding the Fourth Proportional to 66,045,720.60, 98,984,600.10 and 31,893,528.60

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Solution

The fourth proportional to 66,045,720.60, 98,984,600.10 and 31,893,528.60 is: 47,799,738.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,045,720.60 : 98,984,600.10 = 31,893,528.60 : x
  2. Step 2: Convert to fraction form
    66,045,720.60/98,984,600.10 = 31,893,528.60/x
  3. Step 3: Cross multiply
    66,045,720.60x = 98,984,600.10 × 31,893,528.60
  4. Step 4: Simplify right side
    66,045,720.60x = 3,156,968,174,248,913
  5. Step 5: Solve for x
    x = 3,156,968,174,248,913/66,045,720.60
  6. Step 6: Final answer
    x = 47,799,738.51

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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.