Home / 53,047,176.10-73,178,316.65-31,006,275.73

Finding the Fourth Proportional to 53,047,176.10, 73,178,316.65 and 31,006,275.73

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Solution

The fourth proportional to 53,047,176.10, 73,178,316.65 and 31,006,275.73 is: 42,773,003.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,047,176.10 : 73,178,316.65 = 31,006,275.73 : x
  2. Step 2: Convert to fraction form
    53,047,176.10/73,178,316.65 = 31,006,275.73/x
  3. Step 3: Cross multiply
    53,047,176.10x = 73,178,316.65 × 31,006,275.73
  4. Step 4: Simplify right side
    53,047,176.10x = 2,268,987,063,401,720
  5. Step 5: Solve for x
    x = 2,268,987,063,401,720/53,047,176.10
  6. Step 6: Final answer
    x = 42,773,003.77

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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.