Home / 52,176,182.17-72,031,085.70-40,228,900.51

Finding the Fourth Proportional to 52,176,182.17, 72,031,085.70 and 40,228,900.51

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Solution

The fourth proportional to 52,176,182.17, 72,031,085.70 and 40,228,900.51 is: 55,537,436.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,176,182.17 : 72,031,085.70 = 40,228,900.51 : x
  2. Step 2: Convert to fraction form
    52,176,182.17/72,031,085.70 = 40,228,900.51/x
  3. Step 3: Cross multiply
    52,176,182.17x = 72,031,085.70 × 40,228,900.51
  4. Step 4: Simplify right side
    52,176,182.17x = 2,897,731,379,691,283.50
  5. Step 5: Solve for x
    x = 2,897,731,379,691,283.50/52,176,182.17
  6. Step 6: Final answer
    x = 55,537,436.04

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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.