Home / 36,709,407.55-55,014,508.75-13,977,904.51

Finding the Fourth Proportional to 36,709,407.55, 55,014,508.75 and 13,977,904.51

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Solution

The fourth proportional to 36,709,407.55, 55,014,508.75 and 13,977,904.51 is: 20,947,969.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,709,407.55 : 55,014,508.75 = 13,977,904.51 : x
  2. Step 2: Convert to fraction form
    36,709,407.55/55,014,508.75 = 13,977,904.51/x
  3. Step 3: Cross multiply
    36,709,407.55x = 55,014,508.75 × 13,977,904.51
  4. Step 4: Simplify right side
    36,709,407.55x = 768,987,549,972,059.50
  5. Step 5: Solve for x
    x = 768,987,549,972,059.50/36,709,407.55
  6. Step 6: Final answer
    x = 20,947,969.51

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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.