Home / 12,951,926.40-19,402,301.70-6,566,761.20

Finding the Fourth Proportional to 12,951,926.40, 19,402,301.70 and 6,566,761.20

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Solution

The fourth proportional to 12,951,926.40, 19,402,301.70 and 6,566,761.20 is: 9,837,168.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951,926.40 : 19,402,301.70 = 6,566,761.20 : x
  2. Step 2: Convert to fraction form
    12,951,926.40/19,402,301.70 = 6,566,761.20/x
  3. Step 3: Cross multiply
    12,951,926.40x = 19,402,301.70 × 6,566,761.20
  4. Step 4: Simplify right side
    12,951,926.40x = 127,410,281,994,254.03
  5. Step 5: Solve for x
    x = 127,410,281,994,254.03/12,951,926.40
  6. Step 6: Final answer
    x = 9,837,168.47

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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.