Home / 9,666,836.83-13,340,487.65-5,256,820.39

Finding the Fourth Proportional to 9,666,836.83, 13,340,487.65 and 5,256,820.39

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Solution

The fourth proportional to 9,666,836.83, 13,340,487.65 and 5,256,820.39 is: 7,254,549.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,666,836.83 : 13,340,487.65 = 5,256,820.39 : x
  2. Step 2: Convert to fraction form
    9,666,836.83/13,340,487.65 = 5,256,820.39/x
  3. Step 3: Cross multiply
    9,666,836.83x = 13,340,487.65 × 5,256,820.39
  4. Step 4: Simplify right side
    9,666,836.83x = 70,128,547,491,063.18
  5. Step 5: Solve for x
    x = 70,128,547,491,063.18/9,666,836.83
  6. Step 6: Final answer
    x = 7,254,549.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.