Home / 7,034,632.40-10,553,676.60-1,985,877.20

Finding the Fourth Proportional to 7,034,632.40, 10,553,676.60 and 1,985,877.20

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Solution

The fourth proportional to 7,034,632.40, 10,553,676.60 and 1,985,877.20 is: 2,979,303.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034,632.40 : 10,553,676.60 = 1,985,877.20 : x
  2. Step 2: Convert to fraction form
    7,034,632.40/10,553,676.60 = 1,985,877.20/x
  3. Step 3: Cross multiply
    7,034,632.40x = 10,553,676.60 × 1,985,877.20
  4. Step 4: Simplify right side
    7,034,632.40x = 20,958,305,736,113.52
  5. Step 5: Solve for x
    x = 20,958,305,736,113.52/7,034,632.40
  6. Step 6: Final answer
    x = 2,979,303.61

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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.