Home / 21,552,823.47-29,742,474.80-11,763,337.83

Finding the Fourth Proportional to 21,552,823.47, 29,742,474.80 and 11,763,337.83

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Solution

The fourth proportional to 21,552,823.47, 29,742,474.80 and 11,763,337.83 is: 16,233,176.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,552,823.47 : 29,742,474.80 = 11,763,337.83 : x
  2. Step 2: Convert to fraction form
    21,552,823.47/29,742,474.80 = 11,763,337.83/x
  3. Step 3: Cross multiply
    21,552,823.47x = 29,742,474.80 × 11,763,337.83
  4. Step 4: Simplify right side
    21,552,823.47x = 349,870,779,047,435.56
  5. Step 5: Solve for x
    x = 349,870,779,047,435.56/21,552,823.47
  6. Step 6: Final answer
    x = 16,233,176.11

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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.