Home / 54,254,064.71-74,868,882.12-31,048,693.45

Finding the Fourth Proportional to 54,254,064.71, 74,868,882.12 and 31,048,693.45

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Solution

The fourth proportional to 54,254,064.71, 74,868,882.12 and 31,048,693.45 is: 42,846,208.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,254,064.71 : 74,868,882.12 = 31,048,693.45 : x
  2. Step 2: Convert to fraction form
    54,254,064.71/74,868,882.12 = 31,048,693.45/x
  3. Step 3: Cross multiply
    54,254,064.71x = 74,868,882.12 × 31,048,693.45
  4. Step 4: Simplify right side
    54,254,064.71x = 2,324,580,969,700,894
  5. Step 5: Solve for x
    x = 2,324,580,969,700,894/54,254,064.71
  6. Step 6: Final answer
    x = 42,846,208.52

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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.