Home / 53,142,022.80-79,713,034.20-46,423,558.80

Finding the Fourth Proportional to 53,142,022.80, 79,713,034.20 and 46,423,558.80

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Solution

The fourth proportional to 53,142,022.80, 79,713,034.20 and 46,423,558.80 is: 69,635,338.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,142,022.80 : 79,713,034.20 = 46,423,558.80 : x
  2. Step 2: Convert to fraction form
    53,142,022.80/79,713,034.20 = 46,423,558.80/x
  3. Step 3: Cross multiply
    53,142,022.80x = 79,713,034.20 × 46,423,558.80
  4. Step 4: Simplify right side
    53,142,022.80x = 3,700,562,730,310,111
  5. Step 5: Solve for x
    x = 3,700,562,730,310,111/53,142,022.80
  6. Step 6: Final answer
    x = 69,635,338.20

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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.