Home / 25,675,544.16-35,435,880-15,889,140.36

Finding the Fourth Proportional to 25,675,544.16, 35,435,880 and 15,889,140.36

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Solution

The fourth proportional to 25,675,544.16, 35,435,880 and 15,889,140.36 is: 21,929,259.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,675,544.16 : 35,435,880 = 15,889,140.36 : x
  2. Step 2: Convert to fraction form
    25,675,544.16/35,435,880 = 15,889,140.36/x
  3. Step 3: Cross multiply
    25,675,544.16x = 35,435,880 × 15,889,140.36
  4. Step 4: Simplify right side
    25,675,544.16x = 563,045,671,100,116.75
  5. Step 5: Solve for x
    x = 563,045,671,100,116.75/25,675,544.16
  6. Step 6: Final answer
    x = 21,929,259.52

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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.