Home / 13,316,493.10-18,371,531.73-7,733,789.23

Finding the Fourth Proportional to 13,316,493.10, 18,371,531.73 and 7,733,789.23

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Solution

The fourth proportional to 13,316,493.10, 18,371,531.73 and 7,733,789.23 is: 10,669,592.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,316,493.10 : 18,371,531.73 = 7,733,789.23 : x
  2. Step 2: Convert to fraction form
    13,316,493.10/18,371,531.73 = 7,733,789.23/x
  3. Step 3: Cross multiply
    13,316,493.10x = 18,371,531.73 × 7,733,789.23
  4. Step 4: Simplify right side
    13,316,493.10x = 142,081,554,249,596.78
  5. Step 5: Solve for x
    x = 142,081,554,249,596.78/13,316,493.10
  6. Step 6: Final answer
    x = 10,669,592.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.