Home / 57,958,873.80-86,938,310.70-53,579,430.60

Finding the Fourth Proportional to 57,958,873.80, 86,938,310.70 and 53,579,430.60

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Solution

The fourth proportional to 57,958,873.80, 86,938,310.70 and 53,579,430.60 is: 80,369,145.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,958,873.80 : 86,938,310.70 = 53,579,430.60 : x
  2. Step 2: Convert to fraction form
    57,958,873.80/86,938,310.70 = 53,579,430.60/x
  3. Step 3: Cross multiply
    57,958,873.80x = 86,938,310.70 × 53,579,430.60
  4. Step 4: Simplify right side
    57,958,873.80x = 4,658,105,184,631,888
  5. Step 5: Solve for x
    x = 4,658,105,184,631,888/57,958,873.80
  6. Step 6: Final answer
    x = 80,369,145.90

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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.