Home / 18,316,869-27,477,184.32-4,853,697

Finding the Fourth Proportional to 18,316,869, 27,477,184.32 and 4,853,697

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Solution

The fourth proportional to 18,316,869, 27,477,184.32 and 4,853,697 is: 7,281,043.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316,869 : 27,477,184.32 = 4,853,697 : x
  2. Step 2: Convert to fraction form
    18,316,869/27,477,184.32 = 4,853,697/x
  3. Step 3: Cross multiply
    18,316,869x = 27,477,184.32 × 4,853,697
  4. Step 4: Simplify right side
    18,316,869x = 133,365,927,102,431.05
  5. Step 5: Solve for x
    x = 133,365,927,102,431.05/18,316,869
  6. Step 6: Final answer
    x = 7,281,043.89

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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.