Home / 21,697,244.16-29,946,324.96-14,355,222.72

Finding the Fourth Proportional to 21,697,244.16, 29,946,324.96 and 14,355,222.72

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Solution

The fourth proportional to 21,697,244.16, 29,946,324.96 and 14,355,222.72 is: 19,812,938.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,697,244.16 : 29,946,324.96 = 14,355,222.72 : x
  2. Step 2: Convert to fraction form
    21,697,244.16/29,946,324.96 = 14,355,222.72/x
  3. Step 3: Cross multiply
    21,697,244.16x = 29,946,324.96 × 14,355,222.72
  4. Step 4: Simplify right side
    21,697,244.16x = 429,886,164,446,295.12
  5. Step 5: Solve for x
    x = 429,886,164,446,295.12/21,697,244.16
  6. Step 6: Final answer
    x = 19,812,938.51

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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.