Home / 7,223,345.60-9,967,952.39-3,960,088.71

Finding the Fourth Proportional to 7,223,345.60, 9,967,952.39 and 3,960,088.71

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Solution

The fourth proportional to 7,223,345.60, 9,967,952.39 and 3,960,088.71 is: 5,464,777.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,345.60 : 9,967,952.39 = 3,960,088.71 : x
  2. Step 2: Convert to fraction form
    7,223,345.60/9,967,952.39 = 3,960,088.71/x
  3. Step 3: Cross multiply
    7,223,345.60x = 9,967,952.39 × 3,960,088.71
  4. Step 4: Simplify right side
    7,223,345.60x = 39,473,975,701,656.07
  5. Step 5: Solve for x
    x = 39,473,975,701,656.07/7,223,345.60
  6. Step 6: Final answer
    x = 5,464,777.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.