Home / 19,520,152.76-26,937,813.38-10,818,887.13

Finding the Fourth Proportional to 19,520,152.76, 26,937,813.38 and 10,818,887.13

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Solution

The fourth proportional to 19,520,152.76, 26,937,813.38 and 10,818,887.13 is: 14,930,065.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,152.76 : 26,937,813.38 = 10,818,887.13 : x
  2. Step 2: Convert to fraction form
    19,520,152.76/26,937,813.38 = 10,818,887.13/x
  3. Step 3: Cross multiply
    19,520,152.76x = 26,937,813.38 × 10,818,887.13
  4. Step 4: Simplify right side
    19,520,152.76x = 291,437,162,433,129.38
  5. Step 5: Solve for x
    x = 291,437,162,433,129.38/19,520,152.76
  6. Step 6: Final answer
    x = 14,930,065.66

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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.