Home / 19,130,756.95-28,714,632.11-18,093,824.25

Finding the Fourth Proportional to 19,130,756.95, 28,714,632.11 and 18,093,824.25

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Solution

The fourth proportional to 19,130,756.95, 28,714,632.11 and 18,093,824.25 is: 27,158,230.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,130,756.95 : 28,714,632.11 = 18,093,824.25 : x
  2. Step 2: Convert to fraction form
    19,130,756.95/28,714,632.11 = 18,093,824.25/x
  3. Step 3: Cross multiply
    19,130,756.95x = 28,714,632.11 × 18,093,824.25
  4. Step 4: Simplify right side
    19,130,756.95x = 519,557,506,773,227.25
  5. Step 5: Solve for x
    x = 519,557,506,773,227.25/19,130,756.95
  6. Step 6: Final answer
    x = 27,158,230.49

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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.