Home / 74,975,384.46-112,468,011.37-19,644,574.27

Finding the Fourth Proportional to 74,975,384.46, 112,468,011.37 and 19,644,574.27

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Solution

The fourth proportional to 74,975,384.46, 112,468,011.37 and 19,644,574.27 is: 29,468,154.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,975,384.46 : 112,468,011.37 = 19,644,574.27 : x
  2. Step 2: Convert to fraction form
    74,975,384.46/112,468,011.37 = 19,644,574.27/x
  3. Step 3: Cross multiply
    74,975,384.46x = 112,468,011.37 × 19,644,574.27
  4. Step 4: Simplify right side
    74,975,384.46x = 2,209,386,202,448,643
  5. Step 5: Solve for x
    x = 2,209,386,202,448,643/74,975,384.46
  6. Step 6: Final answer
    x = 29,468,154.36

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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.