Home / 13,851,376.40-19,114,565.76-7,571,624.64

Finding the Fourth Proportional to 13,851,376.40, 19,114,565.76 and 7,571,624.64

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Solution

The fourth proportional to 13,851,376.40, 19,114,565.76 and 7,571,624.64 is: 10,448,659.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,376.40 : 19,114,565.76 = 7,571,624.64 : x
  2. Step 2: Convert to fraction form
    13,851,376.40/19,114,565.76 = 7,571,624.64/x
  3. Step 3: Cross multiply
    13,851,376.40x = 19,114,565.76 × 7,571,624.64
  4. Step 4: Simplify right side
    13,851,376.40x = 144,728,317,091,316.34
  5. Step 5: Solve for x
    x = 144,728,317,091,316.34/13,851,376.40
  6. Step 6: Final answer
    x = 10,448,659.61

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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.