Home / 8,742,100.40-13,113,150.60-2,758,468.40

Finding the Fourth Proportional to 8,742,100.40, 13,113,150.60 and 2,758,468.40

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Solution

The fourth proportional to 8,742,100.40, 13,113,150.60 and 2,758,468.40 is: 4,137,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,742,100.40 : 13,113,150.60 = 2,758,468.40 : x
  2. Step 2: Convert to fraction form
    8,742,100.40/13,113,150.60 = 2,758,468.40/x
  3. Step 3: Cross multiply
    8,742,100.40x = 13,113,150.60 × 2,758,468.40
  4. Step 4: Simplify right side
    8,742,100.40x = 36,172,211,554,541.04
  5. Step 5: Solve for x
    x = 36,172,211,554,541.04/8,742,100.40
  6. Step 6: Final answer
    x = 4,137,702.60

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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.