Home / 19,259,659.02-28,888,980.06-5,616,570.75

Finding the Fourth Proportional to 19,259,659.02, 28,888,980.06 and 5,616,570.75

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Solution

The fourth proportional to 19,259,659.02, 28,888,980.06 and 5,616,570.75 is: 8,424,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,259,659.02 : 28,888,980.06 = 5,616,570.75 : x
  2. Step 2: Convert to fraction form
    19,259,659.02/28,888,980.06 = 5,616,570.75/x
  3. Step 3: Cross multiply
    19,259,659.02x = 28,888,980.06 × 5,616,570.75
  4. Step 4: Simplify right side
    19,259,659.02x = 162,257,000,402,329.25
  5. Step 5: Solve for x
    x = 162,257,000,402,329.25/19,259,659.02
  6. Step 6: Final answer
    x = 8,424,707.84

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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.