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Finding the Fourth Proportional to 9,843,659.40, 14,765,489.10 and 9,843,659.40

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Solution

The fourth proportional to 9,843,659.40, 14,765,489.10 and 9,843,659.40 is: 14,765,489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,843,659.40 : 14,765,489.10 = 9,843,659.40 : x
  2. Step 2: Convert to fraction form
    9,843,659.40/14,765,489.10 = 9,843,659.40/x
  3. Step 3: Cross multiply
    9,843,659.40x = 14,765,489.10 × 9,843,659.40
  4. Step 4: Simplify right side
    9,843,659.40x = 145,346,445,574,812.53
  5. Step 5: Solve for x
    x = 145,346,445,574,812.53/9,843,659.40
  6. Step 6: Final answer
    x = 14,765,489.10

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1.5x scale

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.