Home / 19,507,888.89-29,261,749.77-4,934,946.30

Finding the Fourth Proportional to 19,507,888.89, 29,261,749.77 and 4,934,946.30

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Solution

The fourth proportional to 19,507,888.89, 29,261,749.77 and 4,934,946.30 is: 7,402,398.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,507,888.89 : 29,261,749.77 = 4,934,946.30 : x
  2. Step 2: Convert to fraction form
    19,507,888.89/29,261,749.77 = 4,934,946.30/x
  3. Step 3: Cross multiply
    19,507,888.89x = 29,261,749.77 × 4,934,946.30
  4. Step 4: Simplify right side
    19,507,888.89x = 144,405,163,758,987.34
  5. Step 5: Solve for x
    x = 144,405,163,758,987.34/19,507,888.89
  6. Step 6: Final answer
    x = 7,402,398.31

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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.