Home / 8,748,009.20-13,122,013.80-2,358,907.40

Finding the Fourth Proportional to 8,748,009.20, 13,122,013.80 and 2,358,907.40

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Solution

The fourth proportional to 8,748,009.20, 13,122,013.80 and 2,358,907.40 is: 3,538,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,009.20 : 13,122,013.80 = 2,358,907.40 : x
  2. Step 2: Convert to fraction form
    8,748,009.20/13,122,013.80 = 2,358,907.40/x
  3. Step 3: Cross multiply
    8,748,009.20x = 13,122,013.80 × 2,358,907.40
  4. Step 4: Simplify right side
    8,748,009.20x = 30,953,615,455,722.12
  5. Step 5: Solve for x
    x = 30,953,615,455,722.12/8,748,009.20
  6. Step 6: Final answer
    x = 3,538,361.10

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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.