Home / 7,778,288.40-11,646,437.40-6,098,672.40

Finding the Fourth Proportional to 7,778,288.40, 11,646,437.40 and 6,098,672.40

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Solution

The fourth proportional to 7,778,288.40, 11,646,437.40 and 6,098,672.40 is: 9,131,547.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,778,288.40 : 11,646,437.40 = 6,098,672.40 : x
  2. Step 2: Convert to fraction form
    7,778,288.40/11,646,437.40 = 6,098,672.40/x
  3. Step 3: Cross multiply
    7,778,288.40x = 11,646,437.40 × 6,098,672.40
  4. Step 4: Simplify right side
    7,778,288.40x = 71,027,806,329,707.77
  5. Step 5: Solve for x
    x = 71,027,806,329,707.77/7,778,288.40
  6. Step 6: Final answer
    x = 9,131,547.03

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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.