Home / 13,048,450.38-18,006,360.75-7,247,602.17

Finding the Fourth Proportional to 13,048,450.38, 18,006,360.75 and 7,247,602.17

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Solution

The fourth proportional to 13,048,450.38, 18,006,360.75 and 7,247,602.17 is: 10,001,412.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048,450.38 : 18,006,360.75 = 7,247,602.17 : x
  2. Step 2: Convert to fraction form
    13,048,450.38/18,006,360.75 = 7,247,602.17/x
  3. Step 3: Cross multiply
    13,048,450.38x = 18,006,360.75 × 7,247,602.17
  4. Step 4: Simplify right side
    13,048,450.38x = 130,502,939,245,502.83
  5. Step 5: Solve for x
    x = 130,502,939,245,502.83/13,048,450.38
  6. Step 6: Final answer
    x = 10,001,412.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.