Home / 13,133,904.80-19,698,836.25-4,380,337.52

Finding the Fourth Proportional to 13,133,904.80, 19,698,836.25 and 4,380,337.52

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Solution

The fourth proportional to 13,133,904.80, 19,698,836.25 and 4,380,337.52 is: 6,569,832.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,133,904.80 : 19,698,836.25 = 4,380,337.52 : x
  2. Step 2: Convert to fraction form
    13,133,904.80/19,698,836.25 = 4,380,337.52/x
  3. Step 3: Cross multiply
    13,133,904.80x = 19,698,836.25 × 4,380,337.52
  4. Step 4: Simplify right side
    13,133,904.80x = 86,287,551,518,013.81
  5. Step 5: Solve for x
    x = 86,287,551,518,013.81/13,133,904.80
  6. Step 6: Final answer
    x = 6,569,832.27

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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.