Home / 72,855,068.45-109,270,631.27-26,158,888.40

Finding the Fourth Proportional to 72,855,068.45, 109,270,631.27 and 26,158,888.40

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Solution

The fourth proportional to 72,855,068.45, 109,270,631.27 and 26,158,888.40 is: 39,234,034.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,855,068.45 : 109,270,631.27 = 26,158,888.40 : x
  2. Step 2: Convert to fraction form
    72,855,068.45/109,270,631.27 = 26,158,888.40/x
  3. Step 3: Cross multiply
    72,855,068.45x = 109,270,631.27 × 26,158,888.40
  4. Step 4: Simplify right side
    72,855,068.45x = 2,858,398,248,308,524
  5. Step 5: Solve for x
    x = 2,858,398,248,308,524/72,855,068.45
  6. Step 6: Final answer
    x = 39,234,034.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.