Home / 7,637,440.40-11,455,901.40-1,957,720.40

Finding the Fourth Proportional to 7,637,440.40, 11,455,901.40 and 1,957,720.40

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Solution

The fourth proportional to 7,637,440.40, 11,455,901.40 and 1,957,720.40 is: 2,936,514.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,637,440.40 : 11,455,901.40 = 1,957,720.40 : x
  2. Step 2: Convert to fraction form
    7,637,440.40/11,455,901.40 = 1,957,720.40/x
  3. Step 3: Cross multiply
    7,637,440.40x = 11,455,901.40 × 1,957,720.40
  4. Step 4: Simplify right side
    7,637,440.40x = 22,427,451,871,168.56
  5. Step 5: Solve for x
    x = 22,427,451,871,168.56/7,637,440.40
  6. Step 6: Final answer
    x = 2,936,514.16

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1.5x scale

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.