Home / 46,478,077.65-69,717,116.48-20,968,909.65

Finding the Fourth Proportional to 46,478,077.65, 69,717,116.48 and 20,968,909.65

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Solution

The fourth proportional to 46,478,077.65, 69,717,116.48 and 20,968,909.65 is: 31,453,364.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,478,077.65 : 69,717,116.48 = 20,968,909.65 : x
  2. Step 2: Convert to fraction form
    46,478,077.65/69,717,116.48 = 20,968,909.65/x
  3. Step 3: Cross multiply
    46,478,077.65x = 69,717,116.48 × 20,968,909.65
  4. Step 4: Simplify right side
    46,478,077.65x = 1,461,891,916,422,801.25
  5. Step 5: Solve for x
    x = 1,461,891,916,422,801.25/46,478,077.65
  6. Step 6: Final answer
    x = 31,453,364.48

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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.