Home / 13,304,577.60-19,956,866.40-4,786,228.80

Finding the Fourth Proportional to 13,304,577.60, 19,956,866.40 and 4,786,228.80

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Solution

The fourth proportional to 13,304,577.60, 19,956,866.40 and 4,786,228.80 is: 7,179,343.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,577.60 : 19,956,866.40 = 4,786,228.80 : x
  2. Step 2: Convert to fraction form
    13,304,577.60/19,956,866.40 = 4,786,228.80/x
  3. Step 3: Cross multiply
    13,304,577.60x = 19,956,866.40 × 4,786,228.80
  4. Step 4: Simplify right side
    13,304,577.60x = 95,518,128,721,432.31
  5. Step 5: Solve for x
    x = 95,518,128,721,432.31/13,304,577.60
  6. Step 6: Final answer
    x = 7,179,343.20

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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.