Home / 60,706,328.60-83,802,091.88-38,709,395.12

Finding the Fourth Proportional to 60,706,328.60, 83,802,091.88 and 38,709,395.12

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Solution

The fourth proportional to 60,706,328.60, 83,802,091.88 and 38,709,395.12 is: 53,436,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,706,328.60 : 83,802,091.88 = 38,709,395.12 : x
  2. Step 2: Convert to fraction form
    60,706,328.60/83,802,091.88 = 38,709,395.12/x
  3. Step 3: Cross multiply
    60,706,328.60x = 83,802,091.88 × 38,709,395.12
  4. Step 4: Simplify right side
    60,706,328.60x = 3,243,928,286,465,463
  5. Step 5: Solve for x
    x = 3,243,928,286,465,463/60,706,328.60
  6. Step 6: Final answer
    x = 53,436,410.36

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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.