Home / 58,269,200.40-87,403,800.60-55,781,269.20

Finding the Fourth Proportional to 58,269,200.40, 87,403,800.60 and 55,781,269.20

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Solution

The fourth proportional to 58,269,200.40, 87,403,800.60 and 55,781,269.20 is: 83,671,903.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,269,200.40 : 87,403,800.60 = 55,781,269.20 : x
  2. Step 2: Convert to fraction form
    58,269,200.40/87,403,800.60 = 55,781,269.20/x
  3. Step 3: Cross multiply
    58,269,200.40x = 87,403,800.60 × 55,781,269.20
  4. Step 4: Simplify right side
    58,269,200.40x = 4,875,494,930,371,721
  5. Step 5: Solve for x
    x = 4,875,494,930,371,721/58,269,200.40
  6. Step 6: Final answer
    x = 83,671,903.80

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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.