Home / 10,390,431.23-15,587,352.71-3,201,966.35

Finding the Fourth Proportional to 10,390,431.23, 15,587,352.71 and 3,201,966.35

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Solution

The fourth proportional to 10,390,431.23, 15,587,352.71 and 3,201,966.35 is: 4,803,475.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,390,431.23 : 15,587,352.71 = 3,201,966.35 : x
  2. Step 2: Convert to fraction form
    10,390,431.23/15,587,352.71 = 3,201,966.35/x
  3. Step 3: Cross multiply
    10,390,431.23x = 15,587,352.71 × 3,201,966.35
  4. Step 4: Simplify right side
    10,390,431.23x = 49,910,178,769,054.72
  5. Step 5: Solve for x
    x = 49,910,178,769,054.72/10,390,431.23
  6. Step 6: Final answer
    x = 4,803,475.21

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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.