Home / 14,103,119.28-21,154,683.60-3,868,085.64

Finding the Fourth Proportional to 14,103,119.28, 21,154,683.60 and 3,868,085.64

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Solution

The fourth proportional to 14,103,119.28, 21,154,683.60 and 3,868,085.64 is: 5,802,129.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103,119.28 : 21,154,683.60 = 3,868,085.64 : x
  2. Step 2: Convert to fraction form
    14,103,119.28/21,154,683.60 = 3,868,085.64/x
  3. Step 3: Cross multiply
    14,103,119.28x = 21,154,683.60 × 3,868,085.64
  4. Step 4: Simplify right side
    14,103,119.28x = 81,828,127,851,903.52
  5. Step 5: Solve for x
    x = 81,828,127,851,903.52/14,103,119.28
  6. Step 6: Final answer
    x = 5,802,129.74

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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.