Home / 30,671,609.29-42,326,939.66-16,733,277.37

Finding the Fourth Proportional to 30,671,609.29, 42,326,939.66 and 16,733,277.37

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Solution

The fourth proportional to 30,671,609.29, 42,326,939.66 and 16,733,277.37 is: 23,091,987.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,671,609.29 : 42,326,939.66 = 16,733,277.37 : x
  2. Step 2: Convert to fraction form
    30,671,609.29/42,326,939.66 = 16,733,277.37/x
  3. Step 3: Cross multiply
    30,671,609.29x = 42,326,939.66 × 16,733,277.37
  4. Step 4: Simplify right side
    30,671,609.29x = 708,268,421,617,400.50
  5. Step 5: Solve for x
    x = 708,268,421,617,400.50/30,671,609.29
  6. Step 6: Final answer
    x = 23,091,987.60

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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.