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Finding the Fourth Proportional to 64,751,573.40, 97,127,360.10 and 59,824,699.80

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Solution

The fourth proportional to 64,751,573.40, 97,127,360.10 and 59,824,699.80 is: 89,737,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,751,573.40 : 97,127,360.10 = 59,824,699.80 : x
  2. Step 2: Convert to fraction form
    64,751,573.40/97,127,360.10 = 59,824,699.80/x
  3. Step 3: Cross multiply
    64,751,573.40x = 97,127,360.10 × 59,824,699.80
  4. Step 4: Simplify right side
    64,751,573.40x = 5,810,615,160,348,997
  5. Step 5: Solve for x
    x = 5,810,615,160,348,997/64,751,573.40
  6. Step 6: Final answer
    x = 89,737,049.70

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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.