Home / 6,648,615.80-9,972,923.70-6,606,625.40

Finding the Fourth Proportional to 6,648,615.80, 9,972,923.70 and 6,606,625.40

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Solution

The fourth proportional to 6,648,615.80, 9,972,923.70 and 6,606,625.40 is: 9,909,938.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,648,615.80 : 9,972,923.70 = 6,606,625.40 : x
  2. Step 2: Convert to fraction form
    6,648,615.80/9,972,923.70 = 6,606,625.40/x
  3. Step 3: Cross multiply
    6,648,615.80x = 9,972,923.70 × 6,606,625.40
  4. Step 4: Simplify right side
    6,648,615.80x = 65,887,371,028,681.98
  5. Step 5: Solve for x
    x = 65,887,371,028,681.98/6,648,615.80
  6. Step 6: Final answer
    x = 9,909,938.10

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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.