Home / 73,289,275.97-101,178,466.70-56,507,362.43

Finding the Fourth Proportional to 73,289,275.97, 101,178,466.70 and 56,507,362.43

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Solution

The fourth proportional to 73,289,275.97, 101,178,466.70 and 56,507,362.43 is: 78,010,434.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,289,275.97 : 101,178,466.70 = 56,507,362.43 : x
  2. Step 2: Convert to fraction form
    73,289,275.97/101,178,466.70 = 56,507,362.43/x
  3. Step 3: Cross multiply
    73,289,275.97x = 101,178,466.70 × 56,507,362.43
  4. Step 4: Simplify right side
    73,289,275.97x = 5,717,328,287,140,156
  5. Step 5: Solve for x
    x = 5,717,328,287,140,156/73,289,275.97
  6. Step 6: Final answer
    x = 78,010,434.84

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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.