Home / 52,402,292.76-72,315,460.47-30,388,862.49

Finding the Fourth Proportional to 52,402,292.76, 72,315,460.47 and 30,388,862.49

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Solution

The fourth proportional to 52,402,292.76, 72,315,460.47 and 30,388,862.49 is: 41,936,802.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,402,292.76 : 72,315,460.47 = 30,388,862.49 : x
  2. Step 2: Convert to fraction form
    52,402,292.76/72,315,460.47 = 30,388,862.49/x
  3. Step 3: Cross multiply
    52,402,292.76x = 72,315,460.47 × 30,388,862.49
  4. Step 4: Simplify right side
    52,402,292.76x = 2,197,584,584,123,860.50
  5. Step 5: Solve for x
    x = 2,197,584,584,123,860.50/52,402,292.76
  6. Step 6: Final answer
    x = 41,936,802.16

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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.