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Finding the Fourth Proportional to 8,984,210.40, 13,476,315.60 and 4,201,241.40

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Solution

The fourth proportional to 8,984,210.40, 13,476,315.60 and 4,201,241.40 is: 6,301,862.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,984,210.40 : 13,476,315.60 = 4,201,241.40 : x
  2. Step 2: Convert to fraction form
    8,984,210.40/13,476,315.60 = 4,201,241.40/x
  3. Step 3: Cross multiply
    8,984,210.40x = 13,476,315.60 × 4,201,241.40
  4. Step 4: Simplify right side
    8,984,210.40x = 56,617,255,018,185.84
  5. Step 5: Solve for x
    x = 56,617,255,018,185.84/8,984,210.40
  6. Step 6: Final answer
    x = 6,301,862.10

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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.