Home / 15,586,031.22-21,507,798.69-8,616,293.14

Finding the Fourth Proportional to 15,586,031.22, 21,507,798.69 and 8,616,293.14

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Solution

The fourth proportional to 15,586,031.22, 21,507,798.69 and 8,616,293.14 is: 11,889,973.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,586,031.22 : 21,507,798.69 = 8,616,293.14 : x
  2. Step 2: Convert to fraction form
    15,586,031.22/21,507,798.69 = 8,616,293.14/x
  3. Step 3: Cross multiply
    15,586,031.22x = 21,507,798.69 × 8,616,293.14
  4. Step 4: Simplify right side
    15,586,031.22x = 185,317,498,255,378.50
  5. Step 5: Solve for x
    x = 185,317,498,255,378.50/15,586,031.22
  6. Step 6: Final answer
    x = 11,889,973.51

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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.