Home / 7,922,663.40-11,892,852.45-6,133,478.70

Finding the Fourth Proportional to 7,922,663.40, 11,892,852.45 and 6,133,478.70

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Solution

The fourth proportional to 7,922,663.40, 11,892,852.45 and 6,133,478.70 is: 9,207,075.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,922,663.40 : 11,892,852.45 = 6,133,478.70 : x
  2. Step 2: Convert to fraction form
    7,922,663.40/11,892,852.45 = 6,133,478.70/x
  3. Step 3: Cross multiply
    7,922,663.40x = 11,892,852.45 × 6,133,478.70
  4. Step 4: Simplify right side
    7,922,663.40x = 72,944,557,184,317.81
  5. Step 5: Solve for x
    x = 72,944,557,184,317.81/7,922,663.40
  6. Step 6: Final answer
    x = 9,207,075.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.