Home / 13,462,130.22-20,199,501.18-6,634,981.68

Finding the Fourth Proportional to 13,462,130.22, 20,199,501.18 and 6,634,981.68

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Solution

The fourth proportional to 13,462,130.22, 20,199,501.18 and 6,634,981.68 is: 9,955,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,462,130.22 : 20,199,501.18 = 6,634,981.68 : x
  2. Step 2: Convert to fraction form
    13,462,130.22/20,199,501.18 = 6,634,981.68/x
  3. Step 3: Cross multiply
    13,462,130.22x = 20,199,501.18 × 6,634,981.68
  4. Step 4: Simplify right side
    13,462,130.22x = 134,023,320,274,438.38
  5. Step 5: Solve for x
    x = 134,023,320,274,438.38/13,462,130.22
  6. Step 6: Final answer
    x = 9,955,580.44

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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.