Home / 31,600,376.08-43,612,065.40-17,850,225.76

Finding the Fourth Proportional to 31,600,376.08, 43,612,065.40 and 17,850,225.76

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Solution

The fourth proportional to 31,600,376.08, 43,612,065.40 and 17,850,225.76 is: 24,635,314.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,600,376.08 : 43,612,065.40 = 17,850,225.76 : x
  2. Step 2: Convert to fraction form
    31,600,376.08/43,612,065.40 = 17,850,225.76/x
  3. Step 3: Cross multiply
    31,600,376.08x = 43,612,065.40 × 17,850,225.76
  4. Step 4: Simplify right side
    31,600,376.08x = 778,485,213,249,884.75
  5. Step 5: Solve for x
    x = 778,485,213,249,884.75/31,600,376.08
  6. Step 6: Final answer
    x = 24,635,314.82

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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.