Home / 10,404,712.80-15,596,571.60-4,729,010.40

Finding the Fourth Proportional to 10,404,712.80, 15,596,571.60 and 4,729,010.40

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Solution

The fourth proportional to 10,404,712.80, 15,596,571.60 and 4,729,010.40 is: 7,088,744.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,404,712.80 : 15,596,571.60 = 4,729,010.40 : x
  2. Step 2: Convert to fraction form
    10,404,712.80/15,596,571.60 = 4,729,010.40/x
  3. Step 3: Cross multiply
    10,404,712.80x = 15,596,571.60 × 4,729,010.40
  4. Step 4: Simplify right side
    10,404,712.80x = 73,756,349,300,744.64
  5. Step 5: Solve for x
    x = 73,756,349,300,744.64/10,404,712.80
  6. Step 6: Final answer
    x = 7,088,744.37

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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.