Home / 14,021,875.45-21,032,813.18-14,021,875.45

Finding the Fourth Proportional to 14,021,875.45, 21,032,813.18 and 14,021,875.45

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Solution

The fourth proportional to 14,021,875.45, 21,032,813.18 and 14,021,875.45 is: 21,032,813.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,875.45 : 21,032,813.18 = 14,021,875.45 : x
  2. Step 2: Convert to fraction form
    14,021,875.45/21,032,813.18 = 14,021,875.45/x
  3. Step 3: Cross multiply
    14,021,875.45x = 21,032,813.18 × 14,021,875.45
  4. Step 4: Simplify right side
    14,021,875.45x = 294,919,486,773,078.44
  5. Step 5: Solve for x
    x = 294,919,486,773,078.44/14,021,875.45
  6. Step 6: Final answer
    x = 21,032,813.18

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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.