Home / 30,602,610.60-45,903,915.90-7,883,507.85

Finding the Fourth Proportional to 30,602,610.60, 45,903,915.90 and 7,883,507.85

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Solution

The fourth proportional to 30,602,610.60, 45,903,915.90 and 7,883,507.85 is: 11,825,261.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602,610.60 : 45,903,915.90 = 7,883,507.85 : x
  2. Step 2: Convert to fraction form
    30,602,610.60/45,903,915.90 = 7,883,507.85/x
  3. Step 3: Cross multiply
    30,602,610.60x = 45,903,915.90 × 7,883,507.85
  4. Step 4: Simplify right side
    30,602,610.60x = 361,883,881,343,389.81
  5. Step 5: Solve for x
    x = 361,883,881,343,389.81/30,602,610.60
  6. Step 6: Final answer
    x = 11,825,261.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.