Home / 28,009,763.02-42,014,722.67-10,743,256.56

Finding the Fourth Proportional to 28,009,763.02, 42,014,722.67 and 10,743,256.56

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Solution

The fourth proportional to 28,009,763.02, 42,014,722.67 and 10,743,256.56 is: 16,114,914.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,009,763.02 : 42,014,722.67 = 10,743,256.56 : x
  2. Step 2: Convert to fraction form
    28,009,763.02/42,014,722.67 = 10,743,256.56/x
  3. Step 3: Cross multiply
    28,009,763.02x = 42,014,722.67 × 10,743,256.56
  4. Step 4: Simplify right side
    28,009,763.02x = 451,374,944,941,058.25
  5. Step 5: Solve for x
    x = 451,374,944,941,058.25/28,009,763.02
  6. Step 6: Final answer
    x = 16,114,914.81

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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.