Home / 18,698,003.08-28,096,322.70-10,068,483.76

Finding the Fourth Proportional to 18,698,003.08, 28,096,322.70 and 10,068,483.76

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Solution

The fourth proportional to 18,698,003.08, 28,096,322.70 and 10,068,483.76 is: 15,129,282.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,698,003.08 : 28,096,322.70 = 10,068,483.76 : x
  2. Step 2: Convert to fraction form
    18,698,003.08/28,096,322.70 = 10,068,483.76/x
  3. Step 3: Cross multiply
    18,698,003.08x = 28,096,322.70 × 10,068,483.76
  4. Step 4: Simplify right side
    18,698,003.08x = 282,887,368,820,669.31
  5. Step 5: Solve for x
    x = 282,887,368,820,669.31/18,698,003.08
  6. Step 6: Final answer
    x = 15,129,282.40

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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.