Home / 8,748,075.20-13,122,112.80-5,346,852.80

Finding the Fourth Proportional to 8,748,075.20, 13,122,112.80 and 5,346,852.80

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Solution

The fourth proportional to 8,748,075.20, 13,122,112.80 and 5,346,852.80 is: 8,020,279.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,075.20 : 13,122,112.80 = 5,346,852.80 : x
  2. Step 2: Convert to fraction form
    8,748,075.20/13,122,112.80 = 5,346,852.80/x
  3. Step 3: Cross multiply
    8,748,075.20x = 13,122,112.80 × 5,346,852.80
  4. Step 4: Simplify right side
    8,748,075.20x = 70,162,005,566,595.84
  5. Step 5: Solve for x
    x = 70,162,005,566,595.84/8,748,075.20
  6. Step 6: Final answer
    x = 8,020,279.20

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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.