Home / 14,270,206.30-19,692,735.33-7,990,746.10

Finding the Fourth Proportional to 14,270,206.30, 19,692,735.33 and 7,990,746.10

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Solution

The fourth proportional to 14,270,206.30, 19,692,735.33 and 7,990,746.10 is: 11,027,145.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,270,206.30 : 19,692,735.33 = 7,990,746.10 : x
  2. Step 2: Convert to fraction form
    14,270,206.30/19,692,735.33 = 7,990,746.10/x
  3. Step 3: Cross multiply
    14,270,206.30x = 19,692,735.33 × 7,990,746.10
  4. Step 4: Simplify right side
    14,270,206.30x = 157,359,648,036,529.69
  5. Step 5: Solve for x
    x = 157,359,648,036,529.69/14,270,206.30
  6. Step 6: Final answer
    x = 11,027,145.98

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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.