Home / 15,875,025.57-21,916,927.76-9,999,696.14

Finding the Fourth Proportional to 15,875,025.57, 21,916,927.76 and 9,999,696.14

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Solution

The fourth proportional to 15,875,025.57, 21,916,927.76 and 9,999,696.14 is: 13,805,497.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,875,025.57 : 21,916,927.76 = 9,999,696.14 : x
  2. Step 2: Convert to fraction form
    15,875,025.57/21,916,927.76 = 9,999,696.14/x
  3. Step 3: Cross multiply
    15,875,025.57x = 21,916,927.76 × 9,999,696.14
  4. Step 4: Simplify right side
    15,875,025.57x = 219,162,617,844,936.19
  5. Step 5: Solve for x
    x = 219,162,617,844,936.19/15,875,025.57
  6. Step 6: Final answer
    x = 13,805,497.00

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1.5x scale

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.