Home / 13,614,341.86-18,787,792.10-7,502,770.36

Finding the Fourth Proportional to 13,614,341.86, 18,787,792.10 and 7,502,770.36

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Solution

The fourth proportional to 13,614,341.86, 18,787,792.10 and 7,502,770.36 is: 10,353,823.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,614,341.86 : 18,787,792.10 = 7,502,770.36 : x
  2. Step 2: Convert to fraction form
    13,614,341.86/18,787,792.10 = 7,502,770.36/x
  3. Step 3: Cross multiply
    13,614,341.86x = 18,787,792.10 × 7,502,770.36
  4. Step 4: Simplify right side
    13,614,341.86x = 140,960,489,725,896.12
  5. Step 5: Solve for x
    x = 140,960,489,725,896.12/13,614,341.86
  6. Step 6: Final answer
    x = 10,353,823.28

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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.