Home / 9,638,330.48-13,300,818.44-5,228,045.18

Finding the Fourth Proportional to 9,638,330.48, 13,300,818.44 and 5,228,045.18

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Solution

The fourth proportional to 9,638,330.48, 13,300,818.44 and 5,228,045.18 is: 7,214,660.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,638,330.48 : 13,300,818.44 = 5,228,045.18 : x
  2. Step 2: Convert to fraction form
    9,638,330.48/13,300,818.44 = 5,228,045.18/x
  3. Step 3: Cross multiply
    9,638,330.48x = 13,300,818.44 × 5,228,045.18
  4. Step 4: Simplify right side
    9,638,330.48x = 69,537,279,735,297.11
  5. Step 5: Solve for x
    x = 69,537,279,735,297.11/9,638,330.48
  6. Step 6: Final answer
    x = 7,214,660.24

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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.