Home / 18,653,921.93-25,742,465.01-10,814,953.95

Finding the Fourth Proportional to 18,653,921.93, 25,742,465.01 and 10,814,953.95

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Solution

The fourth proportional to 18,653,921.93, 25,742,465.01 and 10,814,953.95 is: 14,924,667.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,653,921.93 : 25,742,465.01 = 10,814,953.95 : x
  2. Step 2: Convert to fraction form
    18,653,921.93/25,742,465.01 = 10,814,953.95/x
  3. Step 3: Cross multiply
    18,653,921.93x = 25,742,465.01 × 10,814,953.95
  4. Step 4: Simplify right side
    18,653,921.93x = 278,403,573,642,636.28
  5. Step 5: Solve for x
    x = 278,403,573,642,636.28/18,653,921.93
  6. Step 6: Final answer
    x = 14,924,667.03

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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.