Home / 19,055,256.48-28,566,817.56-8,264,430

Finding the Fourth Proportional to 19,055,256.48, 28,566,817.56 and 8,264,430

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Solution

The fourth proportional to 19,055,256.48, 28,566,817.56 and 8,264,430 is: 12,389,676.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055,256.48 : 28,566,817.56 = 8,264,430 : x
  2. Step 2: Convert to fraction form
    19,055,256.48/28,566,817.56 = 8,264,430/x
  3. Step 3: Cross multiply
    19,055,256.48x = 28,566,817.56 × 8,264,430
  4. Step 4: Simplify right side
    19,055,256.48x = 236,088,464,047,390.78
  5. Step 5: Solve for x
    x = 236,088,464,047,390.78/19,055,256.48
  6. Step 6: Final answer
    x = 12,389,676.53

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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.