Home / 13,939,425-19,232,927.53-8,358,547.50

Finding the Fourth Proportional to 13,939,425, 19,232,927.53 and 8,358,547.50

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Solution

The fourth proportional to 13,939,425, 19,232,927.53 and 8,358,547.50 is: 11,532,709.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,939,425 : 19,232,927.53 = 8,358,547.50 : x
  2. Step 2: Convert to fraction form
    13,939,425/19,232,927.53 = 8,358,547.50/x
  3. Step 3: Cross multiply
    13,939,425x = 19,232,927.53 × 8,358,547.50
  4. Step 4: Simplify right side
    13,939,425x = 160,759,338,323,562.69
  5. Step 5: Solve for x
    x = 160,759,338,323,562.69/13,939,425
  6. Step 6: Final answer
    x = 11,532,709.44

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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.