Home / 7,123,572-10,685,243.88-2,265,807.96

Finding the Fourth Proportional to 7,123,572, 10,685,243.88 and 2,265,807.96

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Solution

The fourth proportional to 7,123,572, 10,685,243.88 and 2,265,807.96 is: 3,398,675.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,123,572 : 10,685,243.88 = 2,265,807.96 : x
  2. Step 2: Convert to fraction form
    7,123,572/10,685,243.88 = 2,265,807.96/x
  3. Step 3: Cross multiply
    7,123,572x = 10,685,243.88 × 2,265,807.96
  4. Step 4: Simplify right side
    7,123,572x = 24,210,710,637,845.29
  5. Step 5: Solve for x
    x = 24,210,710,637,845.29/7,123,572
  6. Step 6: Final answer
    x = 3,398,675.64

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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.