Home / 7,986,678.48-11,021,597-4,365,032.40

Finding the Fourth Proportional to 7,986,678.48, 11,021,597 and 4,365,032.40

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Solution

The fourth proportional to 7,986,678.48, 11,021,597 and 4,365,032.40 is: 6,023,734.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,986,678.48 : 11,021,597 = 4,365,032.40 : x
  2. Step 2: Convert to fraction form
    7,986,678.48/11,021,597 = 4,365,032.40/x
  3. Step 3: Cross multiply
    7,986,678.48x = 11,021,597 × 4,365,032.40
  4. Step 4: Simplify right side
    7,986,678.48x = 48,109,628,004,742.80
  5. Step 5: Solve for x
    x = 48,109,628,004,742.80/7,986,678.48
  6. Step 6: Final answer
    x = 6,023,734.16

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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.