Home / 14,011,567.80-21,018,007.80-4,427,696.40

Finding the Fourth Proportional to 14,011,567.80, 21,018,007.80 and 4,427,696.40

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Solution

The fourth proportional to 14,011,567.80, 21,018,007.80 and 4,427,696.40 is: 6,641,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011,567.80 : 21,018,007.80 = 4,427,696.40 : x
  2. Step 2: Convert to fraction form
    14,011,567.80/21,018,007.80 = 4,427,696.40/x
  3. Step 3: Cross multiply
    14,011,567.80x = 21,018,007.80 × 4,427,696.40
  4. Step 4: Simplify right side
    14,011,567.80x = 93,061,357,471,231.94
  5. Step 5: Solve for x
    x = 93,061,357,471,231.94/14,011,567.80
  6. Step 6: Final answer
    x = 6,641,751.93

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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.