Home / 13,829,118.39-19,083,683.24-7,634,032.10

Finding the Fourth Proportional to 13,829,118.39, 19,083,683.24 and 7,634,032.10

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Solution

The fourth proportional to 13,829,118.39, 19,083,683.24 and 7,634,032.10 is: 10,534,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829,118.39 : 19,083,683.24 = 7,634,032.10 : x
  2. Step 2: Convert to fraction form
    13,829,118.39/19,083,683.24 = 7,634,032.10/x
  3. Step 3: Cross multiply
    13,829,118.39x = 19,083,683.24 × 7,634,032.10
  4. Step 4: Simplify right side
    13,829,118.39x = 145,685,450,440,392
  5. Step 5: Solve for x
    x = 145,685,450,440,392/13,829,118.39
  6. Step 6: Final answer
    x = 10,534,688.21

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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.