Home / 7,347,335.34-10,139,443.71-4,039,769.37

Finding the Fourth Proportional to 7,347,335.34, 10,139,443.71 and 4,039,769.37

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Solution

The fourth proportional to 7,347,335.34, 10,139,443.71 and 4,039,769.37 is: 5,574,948.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347,335.34 : 10,139,443.71 = 4,039,769.37 : x
  2. Step 2: Convert to fraction form
    7,347,335.34/10,139,443.71 = 4,039,769.37/x
  3. Step 3: Cross multiply
    7,347,335.34x = 10,139,443.71 × 4,039,769.37
  4. Step 4: Simplify right side
    7,347,335.34x = 40,961,014,128,497.16
  5. Step 5: Solve for x
    x = 40,961,014,128,497.16/7,347,335.34
  6. Step 6: Final answer
    x = 5,574,948.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.