Home / 21,823,788.96-30,111,562.08-14,087,174.40

Finding the Fourth Proportional to 21,823,788.96, 30,111,562.08 and 14,087,174.40

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Solution

The fourth proportional to 21,823,788.96, 30,111,562.08 and 14,087,174.40 is: 19,436,901.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,823,788.96 : 30,111,562.08 = 14,087,174.40 : x
  2. Step 2: Convert to fraction form
    21,823,788.96/30,111,562.08 = 14,087,174.40/x
  3. Step 3: Cross multiply
    21,823,788.96x = 30,111,562.08 × 14,087,174.40
  4. Step 4: Simplify right side
    21,823,788.96x = 424,186,826,477,386.75
  5. Step 5: Solve for x
    x = 424,186,826,477,386.75/21,823,788.96
  6. Step 6: Final answer
    x = 19,436,901.05

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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.