Home / 8,748,007.20-13,122,010.80-2,358,905.40

Finding the Fourth Proportional to 8,748,007.20, 13,122,010.80 and 2,358,905.40

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Solution

The fourth proportional to 8,748,007.20, 13,122,010.80 and 2,358,905.40 is: 3,538,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,007.20 : 13,122,010.80 = 2,358,905.40 : x
  2. Step 2: Convert to fraction form
    8,748,007.20/13,122,010.80 = 2,358,905.40/x
  3. Step 3: Cross multiply
    8,748,007.20x = 13,122,010.80 × 2,358,905.40
  4. Step 4: Simplify right side
    8,748,007.20x = 30,953,582,134,978.32
  5. Step 5: Solve for x
    x = 30,953,582,134,978.32/8,748,007.20
  6. Step 6: Final answer
    x = 3,538,358.10

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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.