Home / 9,284,581.32-12,813,642.90-5,210,216.52

Finding the Fourth Proportional to 9,284,581.32, 12,813,642.90 and 5,210,216.52

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Solution

The fourth proportional to 9,284,581.32, 12,813,642.90 and 5,210,216.52 is: 7,190,615.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,284,581.32 : 12,813,642.90 = 5,210,216.52 : x
  2. Step 2: Convert to fraction form
    9,284,581.32/12,813,642.90 = 5,210,216.52/x
  3. Step 3: Cross multiply
    9,284,581.32x = 12,813,642.90 × 5,210,216.52
  4. Step 4: Simplify right side
    9,284,581.32x = 66,761,853,918,960.70
  5. Step 5: Solve for x
    x = 66,761,853,918,960.70/9,284,581.32
  6. Step 6: Final answer
    x = 7,190,615.45

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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.