Home / 53,995,423.96-74,513,636.94-30,478,910.77

Finding the Fourth Proportional to 53,995,423.96, 74,513,636.94 and 30,478,910.77

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Solution

The fourth proportional to 53,995,423.96, 74,513,636.94 and 30,478,910.77 is: 42,060,869.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,995,423.96 : 74,513,636.94 = 30,478,910.77 : x
  2. Step 2: Convert to fraction form
    53,995,423.96/74,513,636.94 = 30,478,910.77/x
  3. Step 3: Cross multiply
    53,995,423.96x = 74,513,636.94 × 30,478,910.77
  4. Step 4: Simplify right side
    53,995,423.96x = 2,271,094,491,442,435.50
  5. Step 5: Solve for x
    x = 2,271,094,491,442,435.50/53,995,423.96
  6. Step 6: Final answer
    x = 42,060,869.70

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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.