Home / 8,946,456.80-13,403,938.80-7,686,744.80

Finding the Fourth Proportional to 8,946,456.80, 13,403,938.80 and 7,686,744.80

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Solution

The fourth proportional to 8,946,456.80, 13,403,938.80 and 7,686,744.80 is: 11,516,587.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946,456.80 : 13,403,938.80 = 7,686,744.80 : x
  2. Step 2: Convert to fraction form
    8,946,456.80/13,403,938.80 = 7,686,744.80/x
  3. Step 3: Cross multiply
    8,946,456.80x = 13,403,938.80 × 7,686,744.80
  4. Step 4: Simplify right side
    8,946,456.80x = 103,032,656,870,418.25
  5. Step 5: Solve for x
    x = 103,032,656,870,418.25/8,946,456.80
  6. Step 6: Final answer
    x = 11,516,587.98

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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.