Home / 14,390,952-19,859,565.69-7,864,584.54

Finding the Fourth Proportional to 14,390,952, 19,859,565.69 and 7,864,584.54

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Solution

The fourth proportional to 14,390,952, 19,859,565.69 and 7,864,584.54 is: 10,853,155.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,390,952 : 19,859,565.69 = 7,864,584.54 : x
  2. Step 2: Convert to fraction form
    14,390,952/19,859,565.69 = 7,864,584.54/x
  3. Step 3: Cross multiply
    14,390,952x = 19,859,565.69 × 7,864,584.54
  4. Step 4: Simplify right side
    14,390,952x = 156,187,233,296,688.44
  5. Step 5: Solve for x
    x = 156,187,233,296,688.44/14,390,952
  6. Step 6: Final answer
    x = 10,853,155.04

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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.