Home / 8,958,924.71-12,362,959.93-5,289,023.45

Finding the Fourth Proportional to 8,958,924.71, 12,362,959.93 and 5,289,023.45

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Solution

The fourth proportional to 8,958,924.71, 12,362,959.93 and 5,289,023.45 is: 7,298,642.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958,924.71 : 12,362,959.93 = 5,289,023.45 : x
  2. Step 2: Convert to fraction form
    8,958,924.71/12,362,959.93 = 5,289,023.45/x
  3. Step 3: Cross multiply
    8,958,924.71x = 12,362,959.93 × 5,289,023.45
  4. Step 4: Simplify right side
    8,958,924.71x = 65,387,984,892,920.45
  5. Step 5: Solve for x
    x = 65,387,984,892,920.45/8,958,924.71
  6. Step 6: Final answer
    x = 7,298,642.08

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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.