Home / 8,941,769.40-13,405,130.76-3,889,274.52

Finding the Fourth Proportional to 8,941,769.40, 13,405,130.76 and 3,889,274.52

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Solution

The fourth proportional to 8,941,769.40, 13,405,130.76 and 3,889,274.52 is: 5,830,639.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,941,769.40 : 13,405,130.76 = 3,889,274.52 : x
  2. Step 2: Convert to fraction form
    8,941,769.40/13,405,130.76 = 3,889,274.52/x
  3. Step 3: Cross multiply
    8,941,769.40x = 13,405,130.76 × 3,889,274.52
  4. Step 4: Simplify right side
    8,941,769.40x = 52,136,233,502,136.23
  5. Step 5: Solve for x
    x = 52,136,233,502,136.23/8,941,769.40
  6. Step 6: Final answer
    x = 5,830,639.46

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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.