Home / 7,639,588.40-10,539,097.80-4,578,488.24

Finding the Fourth Proportional to 7,639,588.40, 10,539,097.80 and 4,578,488.24

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Solution

The fourth proportional to 7,639,588.40, 10,539,097.80 and 4,578,488.24 is: 6,316,195.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639,588.40 : 10,539,097.80 = 4,578,488.24 : x
  2. Step 2: Convert to fraction form
    7,639,588.40/10,539,097.80 = 4,578,488.24/x
  3. Step 3: Cross multiply
    7,639,588.40x = 10,539,097.80 × 4,578,488.24
  4. Step 4: Simplify right side
    7,639,588.40x = 48,253,135,337,509.88
  5. Step 5: Solve for x
    x = 48,253,135,337,509.88/7,639,588.40
  6. Step 6: Final answer
    x = 6,316,195.69

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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.