Home / 14,005,835.92-19,328,014.68-7,810,888.42

Finding the Fourth Proportional to 14,005,835.92, 19,328,014.68 and 7,810,888.42

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Solution

The fourth proportional to 14,005,835.92, 19,328,014.68 and 7,810,888.42 is: 10,779,004.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,005,835.92 : 19,328,014.68 = 7,810,888.42 : x
  2. Step 2: Convert to fraction form
    14,005,835.92/19,328,014.68 = 7,810,888.42/x
  3. Step 3: Cross multiply
    14,005,835.92x = 19,328,014.68 × 7,810,888.42
  4. Step 4: Simplify right side
    14,005,835.92x = 150,968,966,045,602
  5. Step 5: Solve for x
    x = 150,968,966,045,602/14,005,835.92
  6. Step 6: Final answer
    x = 10,779,004.33

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1.5x scale

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.