Home / 19,408,047.20-29,112,070.80-5,943,125.60

Finding the Fourth Proportional to 19,408,047.20, 29,112,070.80 and 5,943,125.60

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Solution

The fourth proportional to 19,408,047.20, 29,112,070.80 and 5,943,125.60 is: 8,914,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408,047.20 : 29,112,070.80 = 5,943,125.60 : x
  2. Step 2: Convert to fraction form
    19,408,047.20/29,112,070.80 = 5,943,125.60/x
  3. Step 3: Cross multiply
    19,408,047.20x = 29,112,070.80 × 5,943,125.60
  4. Step 4: Simplify right side
    19,408,047.20x = 173,016,693,240,492.47
  5. Step 5: Solve for x
    x = 173,016,693,240,492.47/19,408,047.20
  6. Step 6: Final answer
    x = 8,914,688.40

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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.