Home / 39,558,938.28-59,358,642.02-18,832,797.60

Finding the Fourth Proportional to 39,558,938.28, 59,358,642.02 and 18,832,797.60

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Solution

The fourth proportional to 39,558,938.28, 59,358,642.02 and 18,832,797.60 is: 28,258,829.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,558,938.28 : 59,358,642.02 = 18,832,797.60 : x
  2. Step 2: Convert to fraction form
    39,558,938.28/59,358,642.02 = 18,832,797.60/x
  3. Step 3: Cross multiply
    39,558,938.28x = 59,358,642.02 × 18,832,797.60
  4. Step 4: Simplify right side
    39,558,938.28x = 1,117,889,290,973,515.25
  5. Step 5: Solve for x
    x = 1,117,889,290,973,515.25/39,558,938.28
  6. Step 6: Final answer
    x = 28,258,829.47

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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.