Home / 13,303,558.40-19,961,212.80-6,476,345.60

Finding the Fourth Proportional to 13,303,558.40, 19,961,212.80 and 6,476,345.60

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Solution

The fourth proportional to 13,303,558.40, 19,961,212.80 and 6,476,345.60 is: 9,717,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,303,558.40 : 19,961,212.80 = 6,476,345.60 : x
  2. Step 2: Convert to fraction form
    13,303,558.40/19,961,212.80 = 6,476,345.60/x
  3. Step 3: Cross multiply
    13,303,558.40x = 19,961,212.80 × 6,476,345.60
  4. Step 4: Simplify right side
    13,303,558.40x = 129,275,712,687,943.67
  5. Step 5: Solve for x
    x = 129,275,712,687,943.67/13,303,558.40
  6. Step 6: Final answer
    x = 9,717,378.52

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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.