Home / 14,021,605.30-21,032,407.95-9,234,699.70

Finding the Fourth Proportional to 14,021,605.30, 21,032,407.95 and 9,234,699.70

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Solution

The fourth proportional to 14,021,605.30, 21,032,407.95 and 9,234,699.70 is: 13,852,049.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,605.30 : 21,032,407.95 = 9,234,699.70 : x
  2. Step 2: Convert to fraction form
    14,021,605.30/21,032,407.95 = 9,234,699.70/x
  3. Step 3: Cross multiply
    14,021,605.30x = 21,032,407.95 × 9,234,699.70
  4. Step 4: Simplify right side
    14,021,605.30x = 194,227,971,386,142.59
  5. Step 5: Solve for x
    x = 194,227,971,386,142.59/14,021,605.30
  6. Step 6: Final answer
    x = 13,852,049.55

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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.