Home / 20,362,569.08-28,100,899.64-11,070,764.35

Finding the Fourth Proportional to 20,362,569.08, 28,100,899.64 and 11,070,764.35

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Solution

The fourth proportional to 20,362,569.08, 28,100,899.64 and 11,070,764.35 is: 15,277,956.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362,569.08 : 28,100,899.64 = 11,070,764.35 : x
  2. Step 2: Convert to fraction form
    20,362,569.08/28,100,899.64 = 11,070,764.35/x
  3. Step 3: Cross multiply
    20,362,569.08x = 28,100,899.64 × 11,070,764.35
  4. Step 4: Simplify right side
    20,362,569.08x = 311,098,437,937,439.81
  5. Step 5: Solve for x
    x = 311,098,437,937,439.81/20,362,569.08
  6. Step 6: Final answer
    x = 15,277,956.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.