Home / 19,423,216.13-26,804,034.21-10,721,386.47

Finding the Fourth Proportional to 19,423,216.13, 26,804,034.21 and 10,721,386.47

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Solution

The fourth proportional to 19,423,216.13, 26,804,034.21 and 10,721,386.47 is: 14,795,511.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,216.13 : 26,804,034.21 = 10,721,386.47 : x
  2. Step 2: Convert to fraction form
    19,423,216.13/26,804,034.21 = 10,721,386.47/x
  3. Step 3: Cross multiply
    19,423,216.13x = 26,804,034.21 × 10,721,386.47
  4. Step 4: Simplify right side
    19,423,216.13x = 287,376,409,720,511.19
  5. Step 5: Solve for x
    x = 287,376,409,720,511.19/19,423,216.13
  6. Step 6: Final answer
    x = 14,795,511.09

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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.