Home / 10,402,281.45-15,603,470.78-3,670,695.45

Finding the Fourth Proportional to 10,402,281.45, 15,603,470.78 and 3,670,695.45

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Solution

The fourth proportional to 10,402,281.45, 15,603,470.78 and 3,670,695.45 is: 5,506,060.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402,281.45 : 15,603,470.78 = 3,670,695.45 : x
  2. Step 2: Convert to fraction form
    10,402,281.45/15,603,470.78 = 3,670,695.45/x
  3. Step 3: Cross multiply
    10,402,281.45x = 15,603,470.78 × 3,670,695.45
  4. Step 4: Simplify right side
    10,402,281.45x = 57,275,589,196,353.95
  5. Step 5: Solve for x
    x = 57,275,589,196,353.95/10,402,281.45
  6. Step 6: Final answer
    x = 5,506,060.33

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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.