Home / 7,249,077.40-10,866,704.10-2,698,907.80

Finding the Fourth Proportional to 7,249,077.40, 10,866,704.10 and 2,698,907.80

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Solution

The fourth proportional to 7,249,077.40, 10,866,704.10 and 2,698,907.80 is: 4,045,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,249,077.40 : 10,866,704.10 = 2,698,907.80 : x
  2. Step 2: Convert to fraction form
    7,249,077.40/10,866,704.10 = 2,698,907.80/x
  3. Step 3: Cross multiply
    7,249,077.40x = 10,866,704.10 × 2,698,907.80
  4. Step 4: Simplify right side
    7,249,077.40x = 29,328,232,455,781.98
  5. Step 5: Solve for x
    x = 29,328,232,455,781.98/7,249,077.40
  6. Step 6: Final answer
    x = 4,045,788.29

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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.