Home / 52,220,432.37-72,065,924.46-28,699,802.83

Finding the Fourth Proportional to 52,220,432.37, 72,065,924.46 and 28,699,802.83

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Solution

The fourth proportional to 52,220,432.37, 72,065,924.46 and 28,699,802.83 is: 39,606,677.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,220,432.37 : 72,065,924.46 = 28,699,802.83 : x
  2. Step 2: Convert to fraction form
    52,220,432.37/72,065,924.46 = 28,699,802.83/x
  3. Step 3: Cross multiply
    52,220,432.37x = 72,065,924.46 × 28,699,802.83
  4. Step 4: Simplify right side
    52,220,432.37x = 2,068,277,822,583,509.25
  5. Step 5: Solve for x
    x = 2,068,277,822,583,509.25/52,220,432.37
  6. Step 6: Final answer
    x = 39,606,677.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.