Home / 6,516,914.60-9,778,871.10-2,730,780.20

Finding the Fourth Proportional to 6,516,914.60, 9,778,871.10 and 2,730,780.20

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Solution

The fourth proportional to 6,516,914.60, 9,778,871.10 and 2,730,780.20 is: 4,097,636.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516,914.60 : 9,778,871.10 = 2,730,780.20 : x
  2. Step 2: Convert to fraction form
    6,516,914.60/9,778,871.10 = 2,730,780.20/x
  3. Step 3: Cross multiply
    6,516,914.60x = 9,778,871.10 × 2,730,780.20
  4. Step 4: Simplify right side
    6,516,914.60x = 26,703,947,578,232.22
  5. Step 5: Solve for x
    x = 26,703,947,578,232.22/6,516,914.60
  6. Step 6: Final answer
    x = 4,097,636.57

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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.