Home / 58,235,940.80-87,353,911.20-57,480,113.60

Finding the Fourth Proportional to 58,235,940.80, 87,353,911.20 and 57,480,113.60

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Solution

The fourth proportional to 58,235,940.80, 87,353,911.20 and 57,480,113.60 is: 86,220,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,235,940.80 : 87,353,911.20 = 57,480,113.60 : x
  2. Step 2: Convert to fraction form
    58,235,940.80/87,353,911.20 = 57,480,113.60/x
  3. Step 3: Cross multiply
    58,235,940.80x = 87,353,911.20 × 57,480,113.60
  4. Step 4: Simplify right side
    58,235,940.80x = 5,021,112,739,180,313
  5. Step 5: Solve for x
    x = 5,021,112,739,180,313/58,235,940.80
  6. Step 6: Final answer
    x = 86,220,170.40

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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.