Home / 46,581,930.90-69,872,896.35-12,506,721.30

Finding the Fourth Proportional to 46,581,930.90, 69,872,896.35 and 12,506,721.30

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Solution

The fourth proportional to 46,581,930.90, 69,872,896.35 and 12,506,721.30 is: 18,760,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,581,930.90 : 69,872,896.35 = 12,506,721.30 : x
  2. Step 2: Convert to fraction form
    46,581,930.90/69,872,896.35 = 12,506,721.30/x
  3. Step 3: Cross multiply
    46,581,930.90x = 69,872,896.35 × 12,506,721.30
  4. Step 4: Simplify right side
    46,581,930.90x = 873,880,841,073,237.25
  5. Step 5: Solve for x
    x = 873,880,841,073,237.25/46,581,930.90
  6. Step 6: Final answer
    x = 18,760,081.95

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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.