Home / 13,248,000.80-19,872,001.20-11,106,490.40

Finding the Fourth Proportional to 13,248,000.80, 19,872,001.20 and 11,106,490.40

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Solution

The fourth proportional to 13,248,000.80, 19,872,001.20 and 11,106,490.40 is: 16,659,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,000.80 : 19,872,001.20 = 11,106,490.40 : x
  2. Step 2: Convert to fraction form
    13,248,000.80/19,872,001.20 = 11,106,490.40/x
  3. Step 3: Cross multiply
    13,248,000.80x = 19,872,001.20 × 11,106,490.40
  4. Step 4: Simplify right side
    13,248,000.80x = 220,708,190,556,588.47
  5. Step 5: Solve for x
    x = 220,708,190,556,588.47/13,248,000.80
  6. Step 6: Final answer
    x = 16,659,735.60

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1.5x scale

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.