Home / 17,883,460.80-26,828,690.40-7,648,300.80

Finding the Fourth Proportional to 17,883,460.80, 26,828,690.40 and 7,648,300.80

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Solution

The fourth proportional to 17,883,460.80, 26,828,690.40 and 7,648,300.80 is: 11,473,947.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,883,460.80 : 26,828,690.40 = 7,648,300.80 : x
  2. Step 2: Convert to fraction form
    17,883,460.80/26,828,690.40 = 7,648,300.80/x
  3. Step 3: Cross multiply
    17,883,460.80x = 26,828,690.40 × 7,648,300.80
  4. Step 4: Simplify right side
    17,883,460.80x = 205,193,894,249,272.31
  5. Step 5: Solve for x
    x = 205,193,894,249,272.31/17,883,460.80
  6. Step 6: Final answer
    x = 11,473,947.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.