Home / 10,402,276.20-15,603,462.90-3,670,690.20

Finding the Fourth Proportional to 10,402,276.20, 15,603,462.90 and 3,670,690.20

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Solution

The fourth proportional to 10,402,276.20, 15,603,462.90 and 3,670,690.20 is: 5,506,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,402,276.20 : 15,603,462.90 = 3,670,690.20 : x
  2. Step 2: Convert to fraction form
    10,402,276.20/15,603,462.90 = 3,670,690.20/x
  3. Step 3: Cross multiply
    10,402,276.20x = 15,603,462.90 × 3,670,690.20
  4. Step 4: Simplify right side
    10,402,276.20x = 57,275,478,353,093.59
  5. Step 5: Solve for x
    x = 57,275,478,353,093.59/10,402,276.20
  6. Step 6: Final answer
    x = 5,506,052.45

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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.