Home / 12,114,582.60-18,197,145.90-10,225,014.60

Finding the Fourth Proportional to 12,114,582.60, 18,197,145.90 and 10,225,014.60

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Solution

The fourth proportional to 12,114,582.60, 18,197,145.90 and 10,225,014.60 is: 15,358,852.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114,582.60 : 18,197,145.90 = 10,225,014.60 : x
  2. Step 2: Convert to fraction form
    12,114,582.60/18,197,145.90 = 10,225,014.60/x
  3. Step 3: Cross multiply
    12,114,582.60x = 18,197,145.90 × 10,225,014.60
  4. Step 4: Simplify right side
    12,114,582.60x = 186,066,082,505,830.12
  5. Step 5: Solve for x
    x = 186,066,082,505,830.12/12,114,582.60
  6. Step 6: Final answer
    x = 15,358,852.11

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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.