Home / 72,096,564.12-99,459,907.72-63,845,035.80

Finding the Fourth Proportional to 72,096,564.12, 99,459,907.72 and 63,845,035.80

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Solution

The fourth proportional to 72,096,564.12, 99,459,907.72 and 63,845,035.80 is: 88,076,615.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,096,564.12 : 99,459,907.72 = 63,845,035.80 : x
  2. Step 2: Convert to fraction form
    72,096,564.12/99,459,907.72 = 63,845,035.80/x
  3. Step 3: Cross multiply
    72,096,564.12x = 99,459,907.72 × 63,845,035.80
  4. Step 4: Simplify right side
    72,096,564.12x = 6,350,021,369,048,096
  5. Step 5: Solve for x
    x = 6,350,021,369,048,096/72,096,564.12
  6. Step 6: Final answer
    x = 88,076,615.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.