Home / 9,081,802.80-13,607,288.55-5,480,001.45

Finding the Fourth Proportional to 9,081,802.80, 13,607,288.55 and 5,480,001.45

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Solution

The fourth proportional to 9,081,802.80, 13,607,288.55 and 5,480,001.45 is: 8,210,700.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081,802.80 : 13,607,288.55 = 5,480,001.45 : x
  2. Step 2: Convert to fraction form
    9,081,802.80/13,607,288.55 = 5,480,001.45/x
  3. Step 3: Cross multiply
    9,081,802.80x = 13,607,288.55 × 5,480,001.45
  4. Step 4: Simplify right side
    9,081,802.80x = 74,567,960,984,568.41
  5. Step 5: Solve for x
    x = 74,567,960,984,568.41/9,081,802.80
  6. Step 6: Final answer
    x = 8,210,700.30

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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.