Home / 5,130,730.26-7,080,298.63-2,807,613.51

Finding the Fourth Proportional to 5,130,730.26, 7,080,298.63 and 2,807,613.51

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Solution

The fourth proportional to 5,130,730.26, 7,080,298.63 and 2,807,613.51 is: 3,874,446.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,130,730.26 : 7,080,298.63 = 2,807,613.51 : x
  2. Step 2: Convert to fraction form
    5,130,730.26/7,080,298.63 = 2,807,613.51/x
  3. Step 3: Cross multiply
    5,130,730.26x = 7,080,298.63 × 2,807,613.51
  4. Step 4: Simplify right side
    5,130,730.26x = 19,878,742,054,852.34
  5. Step 5: Solve for x
    x = 19,878,742,054,852.34/5,130,730.26
  6. Step 6: Final answer
    x = 3,874,446.92

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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.