Home / 56,303,926.40-84,349,601.40-28,917,000.20

Finding the Fourth Proportional to 56,303,926.40, 84,349,601.40 and 28,917,000.20

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Solution

The fourth proportional to 56,303,926.40, 84,349,601.40 and 28,917,000.20 is: 43,320,912.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,303,926.40 : 84,349,601.40 = 28,917,000.20 : x
  2. Step 2: Convert to fraction form
    56,303,926.40/84,349,601.40 = 28,917,000.20/x
  3. Step 3: Cross multiply
    56,303,926.40x = 84,349,601.40 × 28,917,000.20
  4. Step 4: Simplify right side
    56,303,926.40x = 2,439,137,440,553,720.50
  5. Step 5: Solve for x
    x = 2,439,137,440,553,720.50/56,303,926.40
  6. Step 6: Final answer
    x = 43,320,912.00

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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.