Home / 14,258,228.60-21,387,342.90-13,754,343.80

Finding the Fourth Proportional to 14,258,228.60, 21,387,342.90 and 13,754,343.80

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Solution

The fourth proportional to 14,258,228.60, 21,387,342.90 and 13,754,343.80 is: 20,631,515.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,258,228.60 : 21,387,342.90 = 13,754,343.80 : x
  2. Step 2: Convert to fraction form
    14,258,228.60/21,387,342.90 = 13,754,343.80/x
  3. Step 3: Cross multiply
    14,258,228.60x = 21,387,342.90 × 13,754,343.80
  4. Step 4: Simplify right side
    14,258,228.60x = 294,168,867,215,089
  5. Step 5: Solve for x
    x = 294,168,867,215,089/14,258,228.60
  6. Step 6: Final answer
    x = 20,631,515.70

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1.5x scale

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.