Home / 31,890,009.60-47,835,014.40-22,316,198.40

Finding the Fourth Proportional to 31,890,009.60, 47,835,014.40 and 22,316,198.40

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Solution

The fourth proportional to 31,890,009.60, 47,835,014.40 and 22,316,198.40 is: 33,474,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,890,009.60 : 47,835,014.40 = 22,316,198.40 : x
  2. Step 2: Convert to fraction form
    31,890,009.60/47,835,014.40 = 22,316,198.40/x
  3. Step 3: Cross multiply
    31,890,009.60x = 47,835,014.40 × 22,316,198.40
  4. Step 4: Simplify right side
    31,890,009.60x = 1,067,495,671,817,256.88
  5. Step 5: Solve for x
    x = 1,067,495,671,817,256.88/31,890,009.60
  6. Step 6: Final answer
    x = 33,474,297.60

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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.