Home / 6,470,515.70-9,705,773.55-6,386,534.90

Finding the Fourth Proportional to 6,470,515.70, 9,705,773.55 and 6,386,534.90

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Solution

The fourth proportional to 6,470,515.70, 9,705,773.55 and 6,386,534.90 is: 9,579,802.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,470,515.70 : 9,705,773.55 = 6,386,534.90 : x
  2. Step 2: Convert to fraction form
    6,470,515.70/9,705,773.55 = 6,386,534.90/x
  3. Step 3: Cross multiply
    6,470,515.70x = 9,705,773.55 × 6,386,534.90
  4. Step 4: Simplify right side
    6,470,515.70x = 61,986,261,508,571.91
  5. Step 5: Solve for x
    x = 61,986,261,508,571.91/6,470,515.70
  6. Step 6: Final answer
    x = 9,579,802.35

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Similar ratio
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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.