Home / 10,050,528.42-13,872,192.92-5,702,160.06

Finding the Fourth Proportional to 10,050,528.42, 13,872,192.92 and 5,702,160.06

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Solution

The fourth proportional to 10,050,528.42, 13,872,192.92 and 5,702,160.06 is: 7,870,378.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050,528.42 : 13,872,192.92 = 5,702,160.06 : x
  2. Step 2: Convert to fraction form
    10,050,528.42/13,872,192.92 = 5,702,160.06/x
  3. Step 3: Cross multiply
    10,050,528.42x = 13,872,192.92 × 5,702,160.06
  4. Step 4: Simplify right side
    10,050,528.42x = 79,101,464,413,038.77
  5. Step 5: Solve for x
    x = 79,101,464,413,038.77/10,050,528.42
  6. Step 6: Final answer
    x = 7,870,378.66

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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.