Home / 52,356,288.62-72,249,347.12-30,013,256.49

Finding the Fourth Proportional to 52,356,288.62, 72,249,347.12 and 30,013,256.49

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Solution

The fourth proportional to 52,356,288.62, 72,249,347.12 and 30,013,256.49 is: 41,416,957.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,356,288.62 : 72,249,347.12 = 30,013,256.49 : x
  2. Step 2: Convert to fraction form
    52,356,288.62/72,249,347.12 = 30,013,256.49/x
  3. Step 3: Cross multiply
    52,356,288.62x = 72,249,347.12 × 30,013,256.49
  4. Step 4: Simplify right side
    52,356,288.62x = 2,168,438,186,581,021.25
  5. Step 5: Solve for x
    x = 2,168,438,186,581,021.25/52,356,288.62
  6. Step 6: Final answer
    x = 41,416,957.61

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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.