Home / 6,519,966.40-9,779,949.60-5,011,264.45

Finding the Fourth Proportional to 6,519,966.40, 9,779,949.60 and 5,011,264.45

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Solution

The fourth proportional to 6,519,966.40, 9,779,949.60 and 5,011,264.45 is: 7,516,896.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519,966.40 : 9,779,949.60 = 5,011,264.45 : x
  2. Step 2: Convert to fraction form
    6,519,966.40/9,779,949.60 = 5,011,264.45/x
  3. Step 3: Cross multiply
    6,519,966.40x = 9,779,949.60 × 5,011,264.45
  4. Step 4: Simplify right side
    6,519,966.40x = 49,009,913,753,271.72
  5. Step 5: Solve for x
    x = 49,009,913,753,271.72/6,519,966.40
  6. Step 6: Final answer
    x = 7,516,896.68

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Double scale
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Similar ratio
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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.