Home / 61,113,206.08-91,668,477.48-28,747,168.57

Finding the Fourth Proportional to 61,113,206.08, 91,668,477.48 and 28,747,168.57

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Solution

The fourth proportional to 61,113,206.08, 91,668,477.48 and 28,747,168.57 is: 43,120,126.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,113,206.08 : 91,668,477.48 = 28,747,168.57 : x
  2. Step 2: Convert to fraction form
    61,113,206.08/91,668,477.48 = 28,747,168.57/x
  3. Step 3: Cross multiply
    61,113,206.08x = 91,668,477.48 × 28,747,168.57
  4. Step 4: Simplify right side
    61,113,206.08x = 2,635,209,174,672,809
  5. Step 5: Solve for x
    x = 2,635,209,174,672,809/61,113,206.08
  6. Step 6: Final answer
    x = 43,120,126.46

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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.