Home / 9,206,886.64-12,706,260-5,077,725.40

Finding the Fourth Proportional to 9,206,886.64, 12,706,260 and 5,077,725.40

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Solution

The fourth proportional to 9,206,886.64, 12,706,260 and 5,077,725.40 is: 7,007,678.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,206,886.64 : 12,706,260 = 5,077,725.40 : x
  2. Step 2: Convert to fraction form
    9,206,886.64/12,706,260 = 5,077,725.40/x
  3. Step 3: Cross multiply
    9,206,886.64x = 12,706,260 × 5,077,725.40
  4. Step 4: Simplify right side
    9,206,886.64x = 64,518,899,141,004.01
  5. Step 5: Solve for x
    x = 64,518,899,141,004.01/9,206,886.64
  6. Step 6: Final answer
    x = 7,007,678.24

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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.