Home / 14,008,020-19,331,362.85-7,896,448.50

Finding the Fourth Proportional to 14,008,020, 19,331,362.85 and 7,896,448.50

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Solution

The fourth proportional to 14,008,020, 19,331,362.85 and 7,896,448.50 is: 10,897,265.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,008,020 : 19,331,362.85 = 7,896,448.50 : x
  2. Step 2: Convert to fraction form
    14,008,020/19,331,362.85 = 7,896,448.50/x
  3. Step 3: Cross multiply
    14,008,020x = 19,331,362.85 × 7,896,448.50
  4. Step 4: Simplify right side
    14,008,020x = 152,649,111,140,355.97
  5. Step 5: Solve for x
    x = 152,649,111,140,355.97/14,008,020
  6. Step 6: Final answer
    x = 10,897,265.36

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1.5x scale

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.