Home / 13,799,178.81-19,042,992.70-7,604,447.79

Finding the Fourth Proportional to 13,799,178.81, 19,042,992.70 and 7,604,447.79

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Solution

The fourth proportional to 13,799,178.81, 19,042,992.70 and 7,604,447.79 is: 10,494,207.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799,178.81 : 19,042,992.70 = 7,604,447.79 : x
  2. Step 2: Convert to fraction form
    13,799,178.81/19,042,992.70 = 7,604,447.79/x
  3. Step 3: Cross multiply
    13,799,178.81x = 19,042,992.70 × 7,604,447.79
  4. Step 4: Simplify right side
    13,799,178.81x = 144,811,443,676,337.12
  5. Step 5: Solve for x
    x = 144,811,443,676,337.12/13,799,178.81
  6. Step 6: Final answer
    x = 10,494,207.35

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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.