Home / 39,872,495.40-59,808,743.10-21,732,642.60

Finding the Fourth Proportional to 39,872,495.40, 59,808,743.10 and 21,732,642.60

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Solution

The fourth proportional to 39,872,495.40, 59,808,743.10 and 21,732,642.60 is: 32,598,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,872,495.40 : 59,808,743.10 = 21,732,642.60 : x
  2. Step 2: Convert to fraction form
    39,872,495.40/59,808,743.10 = 21,732,642.60/x
  3. Step 3: Cross multiply
    39,872,495.40x = 59,808,743.10 × 21,732,642.60
  4. Step 4: Simplify right side
    39,872,495.40x = 1,299,802,038,147,516.25
  5. Step 5: Solve for x
    x = 1,299,802,038,147,516.25/39,872,495.40
  6. Step 6: Final answer
    x = 32,598,963.90

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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.