Home / 6,470,511.70-9,705,767.55-6,386,530.90

Finding the Fourth Proportional to 6,470,511.70, 9,705,767.55 and 6,386,530.90

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Solution

The fourth proportional to 6,470,511.70, 9,705,767.55 and 6,386,530.90 is: 9,579,796.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470,511.70 : 9,705,767.55 = 6,386,530.90 : x
  2. Step 2: Convert to fraction form
    6,470,511.70/9,705,767.55 = 6,386,530.90/x
  3. Step 3: Cross multiply
    6,470,511.70x = 9,705,767.55 × 6,386,530.90
  4. Step 4: Simplify right side
    6,470,511.70x = 61,986,184,366,292.30
  5. Step 5: Solve for x
    x = 61,986,184,366,292.30/6,470,511.70
  6. Step 6: Final answer
    x = 9,579,796.35

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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.