Home / 12,457,956.60-18,690,434.10-6,068,417.40

Finding the Fourth Proportional to 12,457,956.60, 18,690,434.10 and 6,068,417.40

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Solution

The fourth proportional to 12,457,956.60, 18,690,434.10 and 6,068,417.40 is: 9,104,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,457,956.60 : 18,690,434.10 = 6,068,417.40 : x
  2. Step 2: Convert to fraction form
    12,457,956.60/18,690,434.10 = 6,068,417.40/x
  3. Step 3: Cross multiply
    12,457,956.60x = 18,690,434.10 × 6,068,417.40
  4. Step 4: Simplify right side
    12,457,956.60x = 113,421,355,505,993.36
  5. Step 5: Solve for x
    x = 113,421,355,505,993.36/12,457,956.60
  6. Step 6: Final answer
    x = 9,104,330.60

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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.