Home / 10,383,853.40-15,575,780.10-5,904,877.40

Finding the Fourth Proportional to 10,383,853.40, 15,575,780.10 and 5,904,877.40

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Solution

The fourth proportional to 10,383,853.40, 15,575,780.10 and 5,904,877.40 is: 8,857,316.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,383,853.40 : 15,575,780.10 = 5,904,877.40 : x
  2. Step 2: Convert to fraction form
    10,383,853.40/15,575,780.10 = 5,904,877.40/x
  3. Step 3: Cross multiply
    10,383,853.40x = 15,575,780.10 × 5,904,877.40
  4. Step 4: Simplify right side
    10,383,853.40x = 91,973,071,899,859.75
  5. Step 5: Solve for x
    x = 91,973,071,899,859.75/10,383,853.40
  6. Step 6: Final answer
    x = 8,857,316.10

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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.