Home / 10,158,639.15-14,014,931.13-5,805,390

Finding the Fourth Proportional to 10,158,639.15, 14,014,931.13 and 5,805,390

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Solution

The fourth proportional to 10,158,639.15, 14,014,931.13 and 5,805,390 is: 8,009,157.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,158,639.15 : 14,014,931.13 = 5,805,390 : x
  2. Step 2: Convert to fraction form
    10,158,639.15/14,014,931.13 = 5,805,390/x
  3. Step 3: Cross multiply
    10,158,639.15x = 14,014,931.13 × 5,805,390
  4. Step 4: Simplify right side
    10,158,639.15x = 81,362,141,032,790.70
  5. Step 5: Solve for x
    x = 81,362,141,032,790.70/10,158,639.15
  6. Step 6: Final answer
    x = 8,009,157.51

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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.