Home / 25,193,343.12-34,783,547.76-19,381,871.76

Finding the Fourth Proportional to 25,193,343.12, 34,783,547.76 and 19,381,871.76

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Solution

The fourth proportional to 25,193,343.12, 34,783,547.76 and 19,381,871.76 is: 26,759,857.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,193,343.12 : 34,783,547.76 = 19,381,871.76 : x
  2. Step 2: Convert to fraction form
    25,193,343.12/34,783,547.76 = 19,381,871.76/x
  3. Step 3: Cross multiply
    25,193,343.12x = 34,783,547.76 × 19,381,871.76
  4. Step 4: Simplify right side
    25,193,343.12x = 674,170,262,042,155.25
  5. Step 5: Solve for x
    x = 674,170,262,042,155.25/25,193,343.12
  6. Step 6: Final answer
    x = 26,759,857.11

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.