Home / 42,959,486.40-64,513,879.20-41,615,793.60

Finding the Fourth Proportional to 42,959,486.40, 64,513,879.20 and 41,615,793.60

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Solution

The fourth proportional to 42,959,486.40, 64,513,879.20 and 41,615,793.60 is: 62,496,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,959,486.40 : 64,513,879.20 = 41,615,793.60 : x
  2. Step 2: Convert to fraction form
    42,959,486.40/64,513,879.20 = 41,615,793.60/x
  3. Step 3: Cross multiply
    42,959,486.40x = 64,513,879.20 × 41,615,793.60
  4. Step 4: Simplify right side
    42,959,486.40x = 2,684,796,281,122,533.50
  5. Step 5: Solve for x
    x = 2,684,796,281,122,533.50/42,959,486.40
  6. Step 6: Final answer
    x = 62,496,005.10

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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.