Home / 11,999,518.22-16,556,444.91-7,289,776.87

Finding the Fourth Proportional to 11,999,518.22, 16,556,444.91 and 7,289,776.87

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Solution

The fourth proportional to 11,999,518.22, 16,556,444.91 and 7,289,776.87 is: 10,058,136.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999,518.22 : 16,556,444.91 = 7,289,776.87 : x
  2. Step 2: Convert to fraction form
    11,999,518.22/16,556,444.91 = 7,289,776.87/x
  3. Step 3: Cross multiply
    11,999,518.22x = 16,556,444.91 × 7,289,776.87
  4. Step 4: Simplify right side
    11,999,518.22x = 120,692,789,112,956.11
  5. Step 5: Solve for x
    x = 120,692,789,112,956.11/11,999,518.22
  6. Step 6: Final answer
    x = 10,058,136.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.