Home / 52,402,301.73-72,315,472.95-30,388,871.52

Finding the Fourth Proportional to 52,402,301.73, 72,315,472.95 and 30,388,871.52

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Solution

The fourth proportional to 52,402,301.73, 72,315,472.95 and 30,388,871.52 is: 41,936,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,402,301.73 : 72,315,472.95 = 30,388,871.52 : x
  2. Step 2: Convert to fraction form
    52,402,301.73/72,315,472.95 = 30,388,871.52/x
  3. Step 3: Cross multiply
    52,402,301.73x = 72,315,472.95 × 30,388,871.52
  4. Step 4: Simplify right side
    52,402,301.73x = 2,197,585,616,385,585.50
  5. Step 5: Solve for x
    x = 2,197,585,616,385,585.50/52,402,301.73
  6. Step 6: Final answer
    x = 41,936,814.68

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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.