Home / 21,619,927.14-29,834,186.67-12,326,197.74

Finding the Fourth Proportional to 21,619,927.14, 29,834,186.67 and 12,326,197.74

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Solution

The fourth proportional to 21,619,927.14, 29,834,186.67 and 12,326,197.74 is: 17,009,404.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,619,927.14 : 29,834,186.67 = 12,326,197.74 : x
  2. Step 2: Convert to fraction form
    21,619,927.14/29,834,186.67 = 12,326,197.74/x
  3. Step 3: Cross multiply
    21,619,927.14x = 29,834,186.67 × 12,326,197.74
  4. Step 4: Simplify right side
    21,619,927.14x = 367,742,084,306,492.12
  5. Step 5: Solve for x
    x = 367,742,084,306,492.12/21,619,927.14
  6. Step 6: Final answer
    x = 17,009,404.42

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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.