Home / 9,772,655.66-13,487,883.71-5,423,139.12

Finding the Fourth Proportional to 9,772,655.66, 13,487,883.71 and 5,423,139.12

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Solution

The fourth proportional to 9,772,655.66, 13,487,883.71 and 5,423,139.12 is: 7,484,830.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,772,655.66 : 13,487,883.71 = 5,423,139.12 : x
  2. Step 2: Convert to fraction form
    9,772,655.66/13,487,883.71 = 5,423,139.12/x
  3. Step 3: Cross multiply
    9,772,655.66x = 13,487,883.71 × 5,423,139.12
  4. Step 4: Simplify right side
    9,772,655.66x = 73,146,669,766,596.05
  5. Step 5: Solve for x
    x = 73,146,669,766,596.05/9,772,655.66
  6. Step 6: Final answer
    x = 7,484,830.36

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Double scale
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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.