Home / 19,158,072.56-26,437,765.38-10,456,307.56

Finding the Fourth Proportional to 19,158,072.56, 26,437,765.38 and 10,456,307.56

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Solution

The fourth proportional to 19,158,072.56, 26,437,765.38 and 10,456,307.56 is: 14,429,499.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,158,072.56 : 26,437,765.38 = 10,456,307.56 : x
  2. Step 2: Convert to fraction form
    19,158,072.56/26,437,765.38 = 10,456,307.56/x
  3. Step 3: Cross multiply
    19,158,072.56x = 26,437,765.38 × 10,456,307.56
  4. Step 4: Simplify right side
    19,158,072.56x = 276,441,406,012,400.28
  5. Step 5: Solve for x
    x = 276,441,406,012,400.28/19,158,072.56
  6. Step 6: Final answer
    x = 14,429,499.90

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1.5x scale

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.