Home / 30,146,434.04-45,219,924.46-8,581,027.24

Finding the Fourth Proportional to 30,146,434.04, 45,219,924.46 and 8,581,027.24

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Solution

The fourth proportional to 30,146,434.04, 45,219,924.46 and 8,581,027.24 is: 12,871,618.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,146,434.04 : 45,219,924.46 = 8,581,027.24 : x
  2. Step 2: Convert to fraction form
    30,146,434.04/45,219,924.46 = 8,581,027.24/x
  3. Step 3: Cross multiply
    30,146,434.04x = 45,219,924.46 × 8,581,027.24
  4. Step 4: Simplify right side
    30,146,434.04x = 388,033,403,582,002.31
  5. Step 5: Solve for x
    x = 388,033,403,582,002.31/30,146,434.04
  6. Step 6: Final answer
    x = 12,871,618.68

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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.