Home / 13,926,875.06-19,219,157.19-8,702,916.65

Finding the Fourth Proportional to 13,926,875.06, 19,219,157.19 and 8,702,916.65

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Solution

The fourth proportional to 13,926,875.06, 19,219,157.19 and 8,702,916.65 is: 12,010,068.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,926,875.06 : 19,219,157.19 = 8,702,916.65 : x
  2. Step 2: Convert to fraction form
    13,926,875.06/19,219,157.19 = 8,702,916.65/x
  3. Step 3: Cross multiply
    13,926,875.06x = 19,219,157.19 × 8,702,916.65
  4. Step 4: Simplify right side
    13,926,875.06x = 167,262,723,083,794.28
  5. Step 5: Solve for x
    x = 167,262,723,083,794.28/13,926,875.06
  6. Step 6: Final answer
    x = 12,010,068.47

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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.