Home / 30,585,055.35-42,207,373.98-16,646,510.33

Finding the Fourth Proportional to 30,585,055.35, 42,207,373.98 and 16,646,510.33

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Solution

The fourth proportional to 30,585,055.35, 42,207,373.98 and 16,646,510.33 is: 22,972,182.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,585,055.35 : 42,207,373.98 = 16,646,510.33 : x
  2. Step 2: Convert to fraction form
    30,585,055.35/42,207,373.98 = 16,646,510.33/x
  3. Step 3: Cross multiply
    30,585,055.35x = 42,207,373.98 × 16,646,510.33
  4. Step 4: Simplify right side
    30,585,055.35x = 702,605,486,749,206.25
  5. Step 5: Solve for x
    x = 702,605,486,749,206.25/30,585,055.35
  6. Step 6: Final answer
    x = 22,972,182.94

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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.