Home / 12,373,221.10-18,559,831.65-10,778,898.10

Finding the Fourth Proportional to 12,373,221.10, 18,559,831.65 and 10,778,898.10

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Solution

The fourth proportional to 12,373,221.10, 18,559,831.65 and 10,778,898.10 is: 16,168,347.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373,221.10 : 18,559,831.65 = 10,778,898.10 : x
  2. Step 2: Convert to fraction form
    12,373,221.10/18,559,831.65 = 10,778,898.10/x
  3. Step 3: Cross multiply
    12,373,221.10x = 18,559,831.65 × 10,778,898.10
  4. Step 4: Simplify right side
    12,373,221.10x = 200,054,534,108,504.84
  5. Step 5: Solve for x
    x = 200,054,534,108,504.84/12,373,221.10
  6. Step 6: Final answer
    x = 16,168,347.15

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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.