Home / 21,339,615.48-29,448,667.08-11,550,058.08

Finding the Fourth Proportional to 21,339,615.48, 29,448,667.08 and 11,550,058.08

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Solution

The fourth proportional to 21,339,615.48, 29,448,667.08 and 11,550,058.08 is: 15,939,078.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,339,615.48 : 29,448,667.08 = 11,550,058.08 : x
  2. Step 2: Convert to fraction form
    21,339,615.48/29,448,667.08 = 11,550,058.08/x
  3. Step 3: Cross multiply
    21,339,615.48x = 29,448,667.08 × 11,550,058.08
  4. Step 4: Simplify right side
    21,339,615.48x = 340,133,815,152,584
  5. Step 5: Solve for x
    x = 340,133,815,152,584/21,339,615.48
  6. Step 6: Final answer
    x = 15,939,078.92

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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.