Home / 19,430,036.60-26,802,210.05-12,554,518.66

Finding the Fourth Proportional to 19,430,036.60, 26,802,210.05 and 12,554,518.66

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Solution

The fourth proportional to 19,430,036.60, 26,802,210.05 and 12,554,518.66 is: 17,317,972.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,430,036.60 : 26,802,210.05 = 12,554,518.66 : x
  2. Step 2: Convert to fraction form
    19,430,036.60/26,802,210.05 = 12,554,518.66/x
  3. Step 3: Cross multiply
    19,430,036.60x = 26,802,210.05 × 12,554,518.66
  4. Step 4: Simplify right side
    19,430,036.60x = 336,488,846,119,265.88
  5. Step 5: Solve for x
    x = 336,488,846,119,265.88/19,430,036.60
  6. Step 6: Final answer
    x = 17,317,972.84

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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.