Home / 7,068,730.26-9,754,886.85-3,971,384.22

Finding the Fourth Proportional to 7,068,730.26, 9,754,886.85 and 3,971,384.22

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Solution

The fourth proportional to 7,068,730.26, 9,754,886.85 and 3,971,384.22 is: 5,480,532.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068,730.26 : 9,754,886.85 = 3,971,384.22 : x
  2. Step 2: Convert to fraction form
    7,068,730.26/9,754,886.85 = 3,971,384.22/x
  3. Step 3: Cross multiply
    7,068,730.26x = 9,754,886.85 × 3,971,384.22
  4. Step 4: Simplify right side
    7,068,730.26x = 38,740,403,703,975.51
  5. Step 5: Solve for x
    x = 38,740,403,703,975.51/7,068,730.26
  6. Step 6: Final answer
    x = 5,480,532.19

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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.