Home / 13,803,103.51-20,702,410.55-6,516,549.25

Finding the Fourth Proportional to 13,803,103.51, 20,702,410.55 and 6,516,549.25

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Solution

The fourth proportional to 13,803,103.51, 20,702,410.55 and 6,516,549.25 is: 9,773,764.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803,103.51 : 20,702,410.55 = 6,516,549.25 : x
  2. Step 2: Convert to fraction form
    13,803,103.51/20,702,410.55 = 6,516,549.25/x
  3. Step 3: Cross multiply
    13,803,103.51x = 20,702,410.55 × 6,516,549.25
  4. Step 4: Simplify right side
    13,803,103.51x = 134,908,277,806,699.80
  5. Step 5: Solve for x
    x = 134,908,277,806,699.80/13,803,103.51
  6. Step 6: Final answer
    x = 9,773,764.12

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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.