Home / 12,096,509.40-18,144,764.10-11,130,730.20

Finding the Fourth Proportional to 12,096,509.40, 18,144,764.10 and 11,130,730.20

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Solution

The fourth proportional to 12,096,509.40, 18,144,764.10 and 11,130,730.20 is: 16,696,095.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,509.40 : 18,144,764.10 = 11,130,730.20 : x
  2. Step 2: Convert to fraction form
    12,096,509.40/18,144,764.10 = 11,130,730.20/x
  3. Step 3: Cross multiply
    12,096,509.40x = 18,144,764.10 × 11,130,730.20
  4. Step 4: Simplify right side
    12,096,509.40x = 201,964,473,739,745.81
  5. Step 5: Solve for x
    x = 201,964,473,739,745.81/12,096,509.40
  6. Step 6: Final answer
    x = 16,696,095.30

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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.