Home / 19,514,985.32-26,930,653.08-10,813,721.24

Finding the Fourth Proportional to 19,514,985.32, 26,930,653.08 and 10,813,721.24

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Solution

The fourth proportional to 19,514,985.32, 26,930,653.08 and 10,813,721.24 is: 14,922,920.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514,985.32 : 26,930,653.08 = 10,813,721.24 : x
  2. Step 2: Convert to fraction form
    19,514,985.32/26,930,653.08 = 10,813,721.24/x
  3. Step 3: Cross multiply
    19,514,985.32x = 26,930,653.08 × 10,813,721.24
  4. Step 4: Simplify right side
    19,514,985.32x = 291,220,575,218,267.38
  5. Step 5: Solve for x
    x = 291,220,575,218,267.38/19,514,985.32
  6. Step 6: Final answer
    x = 14,922,920.54

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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.