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Finding the Fourth Proportional to 14,041,352, 21,062,028 and 3,403,784

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Solution

The fourth proportional to 14,041,352, 21,062,028 and 3,403,784 is: 5,105,676

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041,352 : 21,062,028 = 3,403,784 : x
  2. Step 2: Convert to fraction form
    14,041,352/21,062,028 = 3,403,784/x
  3. Step 3: Cross multiply
    14,041,352x = 21,062,028 × 3,403,784
  4. Step 4: Simplify right side
    14,041,352x = 71,690,593,913,952
  5. Step 5: Solve for x
    x = 71,690,593,913,952/14,041,352
  6. Step 6: Final answer
    x = 5,105,676

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.