Home / 14,036,809.40-21,055,214.10-8,580,681.80

Finding the Fourth Proportional to 14,036,809.40, 21,055,214.10 and 8,580,681.80

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Solution

The fourth proportional to 14,036,809.40, 21,055,214.10 and 8,580,681.80 is: 12,871,022.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,036,809.40 : 21,055,214.10 = 8,580,681.80 : x
  2. Step 2: Convert to fraction form
    14,036,809.40/21,055,214.10 = 8,580,681.80/x
  3. Step 3: Cross multiply
    14,036,809.40x = 21,055,214.10 × 8,580,681.80
  4. Step 4: Simplify right side
    14,036,809.40x = 180,668,092,422,973.41
  5. Step 5: Solve for x
    x = 180,668,092,422,973.41/14,036,809.40
  6. Step 6: Final answer
    x = 12,871,022.70

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.