Home / 9,660,430.36-13,343,086.02-7,042,789

Finding the Fourth Proportional to 9,660,430.36, 13,343,086.02 and 7,042,789

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Solution

The fourth proportional to 9,660,430.36, 13,343,086.02 and 7,042,789 is: 9,727,572.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,660,430.36 : 13,343,086.02 = 7,042,789 : x
  2. Step 2: Convert to fraction form
    9,660,430.36/13,343,086.02 = 7,042,789/x
  3. Step 3: Cross multiply
    9,660,430.36x = 13,343,086.02 × 7,042,789
  4. Step 4: Simplify right side
    9,660,430.36x = 93,972,539,447,709.78
  5. Step 5: Solve for x
    x = 93,972,539,447,709.78/9,660,430.36
  6. Step 6: Final answer
    x = 9,727,572.78

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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.