Home / 8,736,752.40-13,105,128.60-8,239,088.40

Finding the Fourth Proportional to 8,736,752.40, 13,105,128.60 and 8,239,088.40

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Solution

The fourth proportional to 8,736,752.40, 13,105,128.60 and 8,239,088.40 is: 12,358,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736,752.40 : 13,105,128.60 = 8,239,088.40 : x
  2. Step 2: Convert to fraction form
    8,736,752.40/13,105,128.60 = 8,239,088.40/x
  3. Step 3: Cross multiply
    8,736,752.40x = 13,105,128.60 × 8,239,088.40
  4. Step 4: Simplify right side
    8,736,752.40x = 107,974,313,028,768.23
  5. Step 5: Solve for x
    x = 107,974,313,028,768.23/8,736,752.40
  6. Step 6: Final answer
    x = 12,358,632.60

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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.