Home / 14,683,367.64-20,262,683.49-8,157,013.07

Finding the Fourth Proportional to 14,683,367.64, 20,262,683.49 and 8,157,013.07

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Solution

The fourth proportional to 14,683,367.64, 20,262,683.49 and 8,157,013.07 is: 11,256,475.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,683,367.64 : 20,262,683.49 = 8,157,013.07 : x
  2. Step 2: Convert to fraction form
    14,683,367.64/20,262,683.49 = 8,157,013.07/x
  3. Step 3: Cross multiply
    14,683,367.64x = 20,262,683.49 × 8,157,013.07
  4. Step 4: Simplify right side
    14,683,367.64x = 165,282,973,929,301
  5. Step 5: Solve for x
    x = 165,282,973,929,301/14,683,367.64
  6. Step 6: Final answer
    x = 11,256,475.89

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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.