Home / 30,388,585.12-41,936,228.16-16,637,545.60

Finding the Fourth Proportional to 30,388,585.12, 41,936,228.16 and 16,637,545.60

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Solution

The fourth proportional to 30,388,585.12, 41,936,228.16 and 16,637,545.60 is: 22,959,802.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,388,585.12 : 41,936,228.16 = 16,637,545.60 : x
  2. Step 2: Convert to fraction form
    30,388,585.12/41,936,228.16 = 16,637,545.60/x
  3. Step 3: Cross multiply
    30,388,585.12x = 41,936,228.16 × 16,637,545.60
  4. Step 4: Simplify right side
    30,388,585.12x = 697,715,908,304,004
  5. Step 5: Solve for x
    x = 697,715,908,304,004/30,388,585.12
  6. Step 6: Final answer
    x = 22,959,802.36

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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.