Home / 7,676,426.54-11,518,624.91-3,130,810.22

Finding the Fourth Proportional to 7,676,426.54, 11,518,624.91 and 3,130,810.22

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Solution

The fourth proportional to 7,676,426.54, 11,518,624.91 and 3,130,810.22 is: 4,697,840.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,676,426.54 : 11,518,624.91 = 3,130,810.22 : x
  2. Step 2: Convert to fraction form
    7,676,426.54/11,518,624.91 = 3,130,810.22/x
  3. Step 3: Cross multiply
    7,676,426.54x = 11,518,624.91 × 3,130,810.22
  4. Step 4: Simplify right side
    7,676,426.54x = 36,062,628,566,349.27
  5. Step 5: Solve for x
    x = 36,062,628,566,349.27/7,676,426.54
  6. Step 6: Final answer
    x = 4,697,840.64

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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.