Home / 19,423,216.76-26,804,035.06-10,721,387.12

Finding the Fourth Proportional to 19,423,216.76, 26,804,035.06 and 10,721,387.12

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Solution

The fourth proportional to 19,423,216.76, 26,804,035.06 and 10,721,387.12 is: 14,795,511.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,216.76 : 26,804,035.06 = 10,721,387.12 : x
  2. Step 2: Convert to fraction form
    19,423,216.76/26,804,035.06 = 10,721,387.12/x
  3. Step 3: Cross multiply
    19,423,216.76x = 26,804,035.06 × 10,721,387.12
  4. Step 4: Simplify right side
    19,423,216.76x = 287,376,436,095,488.81
  5. Step 5: Solve for x
    x = 287,376,436,095,488.81/19,423,216.76
  6. Step 6: Final answer
    x = 14,795,511.98

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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.