Home / 13,915,127.10-19,203,783.64-8,035,009.40

Finding the Fourth Proportional to 13,915,127.10, 19,203,783.64 and 8,035,009.40

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Solution

The fourth proportional to 13,915,127.10, 19,203,783.64 and 8,035,009.40 is: 11,088,837.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,915,127.10 : 19,203,783.64 = 8,035,009.40 : x
  2. Step 2: Convert to fraction form
    13,915,127.10/19,203,783.64 = 8,035,009.40/x
  3. Step 3: Cross multiply
    13,915,127.10x = 19,203,783.64 × 8,035,009.40
  4. Step 4: Simplify right side
    13,915,127.10x = 154,302,582,062,966.22
  5. Step 5: Solve for x
    x = 154,302,582,062,966.22/13,915,127.10
  6. Step 6: Final answer
    x = 11,088,837.42

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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.