Home / 19,423,211.13-26,804,027.32-10,721,381.47

Finding the Fourth Proportional to 19,423,211.13, 26,804,027.32 and 10,721,381.47

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Solution

The fourth proportional to 19,423,211.13, 26,804,027.32 and 10,721,381.47 is: 14,795,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,423,211.13 : 26,804,027.32 = 10,721,381.47 : x
  2. Step 2: Convert to fraction form
    19,423,211.13/26,804,027.32 = 10,721,381.47/x
  3. Step 3: Cross multiply
    19,423,211.13x = 26,804,027.32 × 10,721,381.47
  4. Step 4: Simplify right side
    19,423,211.13x = 287,376,201,736,208.19
  5. Step 5: Solve for x
    x = 287,376,201,736,208.19/19,423,211.13
  6. Step 6: Final answer
    x = 14,795,504.19

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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.