Home / 22,386,075.20-33,570,818.40-7,240,500.80

Finding the Fourth Proportional to 22,386,075.20, 33,570,818.40 and 7,240,500.80

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Solution

The fourth proportional to 22,386,075.20, 33,570,818.40 and 7,240,500.80 is: 10,858,068.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,386,075.20 : 33,570,818.40 = 7,240,500.80 : x
  2. Step 2: Convert to fraction form
    22,386,075.20/33,570,818.40 = 7,240,500.80/x
  3. Step 3: Cross multiply
    22,386,075.20x = 33,570,818.40 × 7,240,500.80
  4. Step 4: Simplify right side
    22,386,075.20x = 243,069,537,481,854.69
  5. Step 5: Solve for x
    x = 243,069,537,481,854.69/22,386,075.20
  6. Step 6: Final answer
    x = 10,858,068.48

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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.