Home / 7,713,860.90-10,642,973.67-6,077,189.07

Finding the Fourth Proportional to 7,713,860.90, 10,642,973.67 and 6,077,189.07

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Solution

The fourth proportional to 7,713,860.90, 10,642,973.67 and 6,077,189.07 is: 8,384,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713,860.90 : 10,642,973.67 = 6,077,189.07 : x
  2. Step 2: Convert to fraction form
    7,713,860.90/10,642,973.67 = 6,077,189.07/x
  3. Step 3: Cross multiply
    7,713,860.90x = 10,642,973.67 × 6,077,189.07
  4. Step 4: Simplify right side
    7,713,860.90x = 64,679,363,259,621.79
  5. Step 5: Solve for x
    x = 64,679,363,259,621.79/7,713,860.90
  6. Step 6: Final answer
    x = 8,384,823.65

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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.