Home / 12,950,796.40-19,426,194.60-6,580,697.20

Finding the Fourth Proportional to 12,950,796.40, 19,426,194.60 and 6,580,697.20

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Solution

The fourth proportional to 12,950,796.40, 19,426,194.60 and 6,580,697.20 is: 9,871,045.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,950,796.40 : 19,426,194.60 = 6,580,697.20 : x
  2. Step 2: Convert to fraction form
    12,950,796.40/19,426,194.60 = 6,580,697.20/x
  3. Step 3: Cross multiply
    12,950,796.40x = 19,426,194.60 × 6,580,697.20
  4. Step 4: Simplify right side
    12,950,796.40x = 127,837,904,410,875.14
  5. Step 5: Solve for x
    x = 127,837,904,410,875.14/12,950,796.40
  6. Step 6: Final answer
    x = 9,871,045.80

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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.