Home / 11,928,615.40-17,871,927.90-10,248,999.40

Finding the Fourth Proportional to 11,928,615.40, 17,871,927.90 and 10,248,999.40

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Solution

The fourth proportional to 11,928,615.40, 17,871,927.90 and 10,248,999.40 is: 15,355,460.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,928,615.40 : 17,871,927.90 = 10,248,999.40 : x
  2. Step 2: Convert to fraction form
    11,928,615.40/17,871,927.90 = 10,248,999.40/x
  3. Step 3: Cross multiply
    11,928,615.40x = 17,871,927.90 × 10,248,999.40
  4. Step 4: Simplify right side
    11,928,615.40x = 183,169,378,323,943.25
  5. Step 5: Solve for x
    x = 183,169,378,323,943.25/11,928,615.40
  6. Step 6: Final answer
    x = 15,355,460.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.