Home / 6,127,353.70-9,191,030.55-1,639,629.70

Finding the Fourth Proportional to 6,127,353.70, 9,191,030.55 and 1,639,629.70

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Solution

The fourth proportional to 6,127,353.70, 9,191,030.55 and 1,639,629.70 is: 2,459,444.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127,353.70 : 9,191,030.55 = 1,639,629.70 : x
  2. Step 2: Convert to fraction form
    6,127,353.70/9,191,030.55 = 1,639,629.70/x
  3. Step 3: Cross multiply
    6,127,353.70x = 9,191,030.55 × 1,639,629.70
  4. Step 4: Simplify right side
    6,127,353.70x = 15,069,886,663,387.34
  5. Step 5: Solve for x
    x = 15,069,886,663,387.34/6,127,353.70
  6. Step 6: Final answer
    x = 2,459,444.55

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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.