Home / 18,087,030.10-27,130,545.15-10,912,576.60

Finding the Fourth Proportional to 18,087,030.10, 27,130,545.15 and 10,912,576.60

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Solution

The fourth proportional to 18,087,030.10, 27,130,545.15 and 10,912,576.60 is: 16,368,864.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,087,030.10 : 27,130,545.15 = 10,912,576.60 : x
  2. Step 2: Convert to fraction form
    18,087,030.10/27,130,545.15 = 10,912,576.60/x
  3. Step 3: Cross multiply
    18,087,030.10x = 27,130,545.15 × 10,912,576.60
  4. Step 4: Simplify right side
    18,087,030.10x = 296,064,152,149,133.44
  5. Step 5: Solve for x
    x = 296,064,152,149,133.44/18,087,030.10
  6. Step 6: Final answer
    x = 16,368,864.90

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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.