Home / 34,638,931.41-47,801,852.06-18,744,016.40

Finding the Fourth Proportional to 34,638,931.41, 47,801,852.06 and 18,744,016.40

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Solution

The fourth proportional to 34,638,931.41, 47,801,852.06 and 18,744,016.40 is: 25,866,811.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,638,931.41 : 47,801,852.06 = 18,744,016.40 : x
  2. Step 2: Convert to fraction form
    34,638,931.41/47,801,852.06 = 18,744,016.40/x
  3. Step 3: Cross multiply
    34,638,931.41x = 47,801,852.06 × 18,744,016.40
  4. Step 4: Simplify right side
    34,638,931.41x = 895,998,698,630,284.38
  5. Step 5: Solve for x
    x = 895,998,698,630,284.38/34,638,931.41
  6. Step 6: Final answer
    x = 25,866,811.19

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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.