Home / 47,159,802.69-70,739,704.08-13,081,148.52

Finding the Fourth Proportional to 47,159,802.69, 70,739,704.08 and 13,081,148.52

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Solution

The fourth proportional to 47,159,802.69, 70,739,704.08 and 13,081,148.52 is: 19,621,722.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,159,802.69 : 70,739,704.08 = 13,081,148.52 : x
  2. Step 2: Convert to fraction form
    47,159,802.69/70,739,704.08 = 13,081,148.52/x
  3. Step 3: Cross multiply
    47,159,802.69x = 70,739,704.08 × 13,081,148.52
  4. Step 4: Simplify right side
    47,159,802.69x = 925,356,575,331,329.88
  5. Step 5: Solve for x
    x = 925,356,575,331,329.88/47,159,802.69
  6. Step 6: Final answer
    x = 19,621,722.79

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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.