Home / 14,187,545.71-19,574,762.50-7,990,424.92

Finding the Fourth Proportional to 14,187,545.71, 19,574,762.50 and 7,990,424.92

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Solution

The fourth proportional to 14,187,545.71, 19,574,762.50 and 7,990,424.92 is: 11,024,505.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187,545.71 : 19,574,762.50 = 7,990,424.92 : x
  2. Step 2: Convert to fraction form
    14,187,545.71/19,574,762.50 = 7,990,424.92/x
  3. Step 3: Cross multiply
    14,187,545.71x = 19,574,762.50 × 7,990,424.92
  4. Step 4: Simplify right side
    14,187,545.71x = 156,410,670,083,826.38
  5. Step 5: Solve for x
    x = 156,410,670,083,826.38/14,187,545.71
  6. Step 6: Final answer
    x = 11,024,505.10

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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.