Home / 7,499,913.40-10,349,832.18-4,237,784.20

Finding the Fourth Proportional to 7,499,913.40, 10,349,832.18 and 4,237,784.20

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Solution

The fourth proportional to 7,499,913.40, 10,349,832.18 and 4,237,784.20 is: 5,848,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499,913.40 : 10,349,832.18 = 4,237,784.20 : x
  2. Step 2: Convert to fraction form
    7,499,913.40/10,349,832.18 = 4,237,784.20/x
  3. Step 3: Cross multiply
    7,499,913.40x = 10,349,832.18 × 4,237,784.20
  4. Step 4: Simplify right side
    7,499,913.40x = 43,860,355,285,055.55
  5. Step 5: Solve for x
    x = 43,860,355,285,055.55/7,499,913.40
  6. Step 6: Final answer
    x = 5,848,114.90

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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.