Home / 25,903,842.30-38,804,587.65-13,133,511.90

Finding the Fourth Proportional to 25,903,842.30, 38,804,587.65 and 13,133,511.90

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Solution

The fourth proportional to 25,903,842.30, 38,804,587.65 and 13,133,511.90 is: 19,674,321.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,903,842.30 : 38,804,587.65 = 13,133,511.90 : x
  2. Step 2: Convert to fraction form
    25,903,842.30/38,804,587.65 = 13,133,511.90/x
  3. Step 3: Cross multiply
    25,903,842.30x = 38,804,587.65 × 13,133,511.90
  4. Step 4: Simplify right side
    25,903,842.30x = 509,640,513,675,868
  5. Step 5: Solve for x
    x = 509,640,513,675,868/25,903,842.30
  6. Step 6: Final answer
    x = 19,674,321.20

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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.