Home / 5,637,998.32-7,776,416.24-5,174,346.12

Finding the Fourth Proportional to 5,637,998.32, 7,776,416.24 and 5,174,346.12

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Solution

The fourth proportional to 5,637,998.32, 7,776,416.24 and 5,174,346.12 is: 7,136,906.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637,998.32 : 7,776,416.24 = 5,174,346.12 : x
  2. Step 2: Convert to fraction form
    5,637,998.32/7,776,416.24 = 5,174,346.12/x
  3. Step 3: Cross multiply
    5,637,998.32x = 7,776,416.24 × 5,174,346.12
  4. Step 4: Simplify right side
    5,637,998.32x = 40,237,869,163,319.49
  5. Step 5: Solve for x
    x = 40,237,869,163,319.49/5,637,998.32
  6. Step 6: Final answer
    x = 7,136,906.91

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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.