Home / 58,686,432.40-88,029,648.60-20,335,200.40

Finding the Fourth Proportional to 58,686,432.40, 88,029,648.60 and 20,335,200.40

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Solution

The fourth proportional to 58,686,432.40, 88,029,648.60 and 20,335,200.40 is: 30,502,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,686,432.40 : 88,029,648.60 = 20,335,200.40 : x
  2. Step 2: Convert to fraction form
    58,686,432.40/88,029,648.60 = 20,335,200.40/x
  3. Step 3: Cross multiply
    58,686,432.40x = 88,029,648.60 × 20,335,200.40
  4. Step 4: Simplify right side
    58,686,432.40x = 1,790,100,545,422,579.25
  5. Step 5: Solve for x
    x = 1,790,100,545,422,579.25/58,686,432.40
  6. Step 6: Final answer
    x = 30,502,800.60

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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.