Home / 12,947,723.50-19,422,518.37-4,969,547.50

Finding the Fourth Proportional to 12,947,723.50, 19,422,518.37 and 4,969,547.50

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Solution

The fourth proportional to 12,947,723.50, 19,422,518.37 and 4,969,547.50 is: 7,454,679.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,947,723.50 : 19,422,518.37 = 4,969,547.50 : x
  2. Step 2: Convert to fraction form
    12,947,723.50/19,422,518.37 = 4,969,547.50/x
  3. Step 3: Cross multiply
    12,947,723.50x = 19,422,518.37 × 4,969,547.50
  4. Step 4: Simplify right side
    12,947,723.50x = 96,521,127,609,337.58
  5. Step 5: Solve for x
    x = 96,521,127,609,337.58/12,947,723.50
  6. Step 6: Final answer
    x = 7,454,679.40

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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.