Home / 38,614,856.13-53,275,492.49-21,867,302.21

Finding the Fourth Proportional to 38,614,856.13, 53,275,492.49 and 21,867,302.21

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Solution

The fourth proportional to 38,614,856.13, 53,275,492.49 and 21,867,302.21 is: 30,169,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,614,856.13 : 53,275,492.49 = 21,867,302.21 : x
  2. Step 2: Convert to fraction form
    38,614,856.13/53,275,492.49 = 21,867,302.21/x
  3. Step 3: Cross multiply
    38,614,856.13x = 53,275,492.49 × 21,867,302.21
  4. Step 4: Simplify right side
    38,614,856.13x = 1,164,991,294,289,701.25
  5. Step 5: Solve for x
    x = 1,164,991,294,289,701.25/38,614,856.13
  6. Step 6: Final answer
    x = 30,169,510.16

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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.