Home / 13,180,335.66-19,773,484.64-7,114,937.20

Finding the Fourth Proportional to 13,180,335.66, 19,773,484.64 and 7,114,937.20

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Solution

The fourth proportional to 13,180,335.66, 19,773,484.64 and 7,114,937.20 is: 10,674,015.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,180,335.66 : 19,773,484.64 = 7,114,937.20 : x
  2. Step 2: Convert to fraction form
    13,180,335.66/19,773,484.64 = 7,114,937.20/x
  3. Step 3: Cross multiply
    13,180,335.66x = 19,773,484.64 × 7,114,937.20
  4. Step 4: Simplify right side
    13,180,335.66x = 140,687,101,438,764.61
  5. Step 5: Solve for x
    x = 140,687,101,438,764.61/13,180,335.66
  6. Step 6: Final answer
    x = 10,674,015.07

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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.