Home / 13,864,802.19-19,126,980.60-8,971,604.28

Finding the Fourth Proportional to 13,864,802.19, 19,126,980.60 and 8,971,604.28

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Solution

The fourth proportional to 13,864,802.19, 19,126,980.60 and 8,971,604.28 is: 12,376,642.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864,802.19 : 19,126,980.60 = 8,971,604.28 : x
  2. Step 2: Convert to fraction form
    13,864,802.19/19,126,980.60 = 8,971,604.28/x
  3. Step 3: Cross multiply
    13,864,802.19x = 19,126,980.60 × 8,971,604.28
  4. Step 4: Simplify right side
    13,864,802.19x = 171,599,701,014,436.97
  5. Step 5: Solve for x
    x = 171,599,701,014,436.97/13,864,802.19
  6. Step 6: Final answer
    x = 12,376,642.57

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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.