Home / 13,854,774.40-19,119,023.80-7,659,426.80

Finding the Fourth Proportional to 13,854,774.40, 19,119,023.80 and 7,659,426.80

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Solution

The fourth proportional to 13,854,774.40, 19,119,023.80 and 7,659,426.80 is: 10,569,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854,774.40 : 19,119,023.80 = 7,659,426.80 : x
  2. Step 2: Convert to fraction form
    13,854,774.40/19,119,023.80 = 7,659,426.80/x
  3. Step 3: Cross multiply
    13,854,774.40x = 19,119,023.80 × 7,659,426.80
  4. Step 4: Simplify right side
    13,854,774.40x = 146,440,763,283,557.84
  5. Step 5: Solve for x
    x = 146,440,763,283,557.84/13,854,774.40
  6. Step 6: Final answer
    x = 10,569,696.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.