Home / 12,173,407.72-16,799,096.10-6,740,783.08

Finding the Fourth Proportional to 12,173,407.72, 16,799,096.10 and 6,740,783.08

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Solution

The fourth proportional to 12,173,407.72, 16,799,096.10 and 6,740,783.08 is: 9,302,166.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,173,407.72 : 16,799,096.10 = 6,740,783.08 : x
  2. Step 2: Convert to fraction form
    12,173,407.72/16,799,096.10 = 6,740,783.08/x
  3. Step 3: Cross multiply
    12,173,407.72x = 16,799,096.10 × 6,740,783.08
  4. Step 4: Simplify right side
    12,173,407.72x = 113,239,062,750,174
  5. Step 5: Solve for x
    x = 113,239,062,750,174/12,173,407.72
  6. Step 6: Final answer
    x = 9,302,166.28

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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.