Home / 9,382,643-12,947,959.86-5,308,262

Finding the Fourth Proportional to 9,382,643, 12,947,959.86 and 5,308,262

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Solution

The fourth proportional to 9,382,643, 12,947,959.86 and 5,308,262 is: 7,325,352.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382,643 : 12,947,959.86 = 5,308,262 : x
  2. Step 2: Convert to fraction form
    9,382,643/12,947,959.86 = 5,308,262/x
  3. Step 3: Cross multiply
    9,382,643x = 12,947,959.86 × 5,308,262
  4. Step 4: Simplify right side
    9,382,643x = 68,731,163,302,363.32
  5. Step 5: Solve for x
    x = 68,731,163,302,363.32/9,382,643
  6. Step 6: Final answer
    x = 7,325,352.07

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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.