Home / 38,803,802.40-58,205,703.60-13,245,645.60

Finding the Fourth Proportional to 38,803,802.40, 58,205,703.60 and 13,245,645.60

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Solution

The fourth proportional to 38,803,802.40, 58,205,703.60 and 13,245,645.60 is: 19,868,468.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,803,802.40 : 58,205,703.60 = 13,245,645.60 : x
  2. Step 2: Convert to fraction form
    38,803,802.40/58,205,703.60 = 13,245,645.60/x
  3. Step 3: Cross multiply
    38,803,802.40x = 58,205,703.60 × 13,245,645.60
  4. Step 4: Simplify right side
    38,803,802.40x = 770,972,121,784,244.12
  5. Step 5: Solve for x
    x = 770,972,121,784,244.12/38,803,802.40
  6. Step 6: Final answer
    x = 19,868,468.40

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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.