Home / 10,470,048.86-15,705,270.18-3,281,423.60

Finding the Fourth Proportional to 10,470,048.86, 15,705,270.18 and 3,281,423.60

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Solution

The fourth proportional to 10,470,048.86, 15,705,270.18 and 3,281,423.60 is: 4,922,197.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,470,048.86 : 15,705,270.18 = 3,281,423.60 : x
  2. Step 2: Convert to fraction form
    10,470,048.86/15,705,270.18 = 3,281,423.60/x
  3. Step 3: Cross multiply
    10,470,048.86x = 15,705,270.18 × 3,281,423.60
  4. Step 4: Simplify right side
    10,470,048.86x = 51,535,644,134,501.90
  5. Step 5: Solve for x
    x = 51,535,644,134,501.90/10,470,048.86
  6. Step 6: Final answer
    x = 4,922,197.10

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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.