Home / 19,430,036.88-26,802,210.43-12,554,518.94

Finding the Fourth Proportional to 19,430,036.88, 26,802,210.43 and 12,554,518.94

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Solution

The fourth proportional to 19,430,036.88, 26,802,210.43 and 12,554,518.94 is: 17,317,973.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430,036.88 : 26,802,210.43 = 12,554,518.94 : x
  2. Step 2: Convert to fraction form
    19,430,036.88/26,802,210.43 = 12,554,518.94/x
  3. Step 3: Cross multiply
    19,430,036.88x = 26,802,210.43 × 12,554,518.94
  4. Step 4: Simplify right side
    19,430,036.88x = 336,488,858,459,490.94
  5. Step 5: Solve for x
    x = 336,488,858,459,490.94/19,430,036.88
  6. Step 6: Final answer
    x = 17,317,973.23

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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.