Home / 19,020,913.54-26,248,870.20-10,319,083.86

Finding the Fourth Proportional to 19,020,913.54, 26,248,870.20 and 10,319,083.86

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Solution

The fourth proportional to 19,020,913.54, 26,248,870.20 and 10,319,083.86 is: 14,240,340.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,020,913.54 : 26,248,870.20 = 10,319,083.86 : x
  2. Step 2: Convert to fraction form
    19,020,913.54/26,248,870.20 = 10,319,083.86/x
  3. Step 3: Cross multiply
    19,020,913.54x = 26,248,870.20 × 10,319,083.86
  4. Step 4: Simplify right side
    19,020,913.54x = 270,864,292,824,054.94
  5. Step 5: Solve for x
    x = 270,864,292,824,054.94/19,020,913.54
  6. Step 6: Final answer
    x = 14,240,340.89

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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.