Home / 11,129,133.40-16,693,700.10-5,460,429.40

Finding the Fourth Proportional to 11,129,133.40, 16,693,700.10 and 5,460,429.40

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Solution

The fourth proportional to 11,129,133.40, 16,693,700.10 and 5,460,429.40 is: 8,190,644.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,129,133.40 : 16,693,700.10 = 5,460,429.40 : x
  2. Step 2: Convert to fraction form
    11,129,133.40/16,693,700.10 = 5,460,429.40/x
  3. Step 3: Cross multiply
    11,129,133.40x = 16,693,700.10 × 5,460,429.40
  4. Step 4: Simplify right side
    11,129,133.40x = 91,154,770,820,822.94
  5. Step 5: Solve for x
    x = 91,154,770,820,822.94/11,129,133.40
  6. Step 6: Final answer
    x = 8,190,644.10

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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.