Home / 9,619,623.90-13,275,295.80-5,489,572.86

Finding the Fourth Proportional to 9,619,623.90, 13,275,295.80 and 5,489,572.86

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Solution

The fourth proportional to 9,619,623.90, 13,275,295.80 and 5,489,572.86 is: 7,575,733.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,619,623.90 : 13,275,295.80 = 5,489,572.86 : x
  2. Step 2: Convert to fraction form
    9,619,623.90/13,275,295.80 = 5,489,572.86/x
  3. Step 3: Cross multiply
    9,619,623.90x = 13,275,295.80 × 5,489,572.86
  4. Step 4: Simplify right side
    9,619,623.90x = 72,875,703,532,152
  5. Step 5: Solve for x
    x = 72,875,703,532,152/9,619,623.90
  6. Step 6: Final answer
    x = 7,575,733.14

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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.