Home / 53,919,323.20-80,878,984.80-15,584,712.40

Finding the Fourth Proportional to 53,919,323.20, 80,878,984.80 and 15,584,712.40

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Solution

The fourth proportional to 53,919,323.20, 80,878,984.80 and 15,584,712.40 is: 23,377,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,919,323.20 : 80,878,984.80 = 15,584,712.40 : x
  2. Step 2: Convert to fraction form
    53,919,323.20/80,878,984.80 = 15,584,712.40/x
  3. Step 3: Cross multiply
    53,919,323.20x = 80,878,984.80 × 15,584,712.40
  4. Step 4: Simplify right side
    53,919,323.20x = 1,260,475,717,311,971.50
  5. Step 5: Solve for x
    x = 1,260,475,717,311,971.50/53,919,323.20
  6. Step 6: Final answer
    x = 23,377,068.60

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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.