Home / 49,547,439.37-74,280,241.77-21,861,646.66

Finding the Fourth Proportional to 49,547,439.37, 74,280,241.77 and 21,861,646.66

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Solution

The fourth proportional to 49,547,439.37, 74,280,241.77 and 21,861,646.66 is: 32,774,416.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,547,439.37 : 74,280,241.77 = 21,861,646.66 : x
  2. Step 2: Convert to fraction form
    49,547,439.37/74,280,241.77 = 21,861,646.66/x
  3. Step 3: Cross multiply
    49,547,439.37x = 74,280,241.77 × 21,861,646.66
  4. Step 4: Simplify right side
    49,547,439.37x = 1,623,888,399,395,113
  5. Step 5: Solve for x
    x = 1,623,888,399,395,113/49,547,439.37
  6. Step 6: Final answer
    x = 32,774,416.20

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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.