Home / 58,243,350.40-87,365,025.60-19,899,116.80

Finding the Fourth Proportional to 58,243,350.40, 87,365,025.60 and 19,899,116.80

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Solution

The fourth proportional to 58,243,350.40, 87,365,025.60 and 19,899,116.80 is: 29,848,675.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,243,350.40 : 87,365,025.60 = 19,899,116.80 : x
  2. Step 2: Convert to fraction form
    58,243,350.40/87,365,025.60 = 19,899,116.80/x
  3. Step 3: Cross multiply
    58,243,350.40x = 87,365,025.60 × 19,899,116.80
  4. Step 4: Simplify right side
    58,243,350.40x = 1,738,486,848,649,390
  5. Step 5: Solve for x
    x = 1,738,486,848,649,390/58,243,350.40
  6. Step 6: Final answer
    x = 29,848,675.20

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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.