Home / 12,512,109.15-17,251,999.65-10,029,344.67

Finding the Fourth Proportional to 12,512,109.15, 17,251,999.65 and 10,029,344.67

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Solution

The fourth proportional to 12,512,109.15, 17,251,999.65 and 10,029,344.67 is: 13,828,703.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,512,109.15 : 17,251,999.65 = 10,029,344.67 : x
  2. Step 2: Convert to fraction form
    12,512,109.15/17,251,999.65 = 10,029,344.67/x
  3. Step 3: Cross multiply
    12,512,109.15x = 17,251,999.65 × 10,029,344.67
  4. Step 4: Simplify right side
    12,512,109.15x = 173,026,250,736,569.34
  5. Step 5: Solve for x
    x = 173,026,250,736,569.34/12,512,109.15
  6. Step 6: Final answer
    x = 13,828,703.75

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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.