Home / 9,640,325.92-13,303,200.72-5,289,314.08

Finding the Fourth Proportional to 9,640,325.92, 13,303,200.72 and 5,289,314.08

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Solution

The fourth proportional to 9,640,325.92, 13,303,200.72 and 5,289,314.08 is: 7,299,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,640,325.92 : 13,303,200.72 = 5,289,314.08 : x
  2. Step 2: Convert to fraction form
    9,640,325.92/13,303,200.72 = 5,289,314.08/x
  3. Step 3: Cross multiply
    9,640,325.92x = 13,303,200.72 × 5,289,314.08
  4. Step 4: Simplify right side
    9,640,325.92x = 70,364,806,877,362.14
  5. Step 5: Solve for x
    x = 70,364,806,877,362.14/9,640,325.92
  6. Step 6: Final answer
    x = 7,299,007.05

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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.