Home / 39,083,681.60-58,625,522.40-28,880,014.40

Finding the Fourth Proportional to 39,083,681.60, 58,625,522.40 and 28,880,014.40

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Solution

The fourth proportional to 39,083,681.60, 58,625,522.40 and 28,880,014.40 is: 43,320,021.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,083,681.60 : 58,625,522.40 = 28,880,014.40 : x
  2. Step 2: Convert to fraction form
    39,083,681.60/58,625,522.40 = 28,880,014.40/x
  3. Step 3: Cross multiply
    39,083,681.60x = 58,625,522.40 × 28,880,014.40
  4. Step 4: Simplify right side
    39,083,681.60x = 1,693,105,931,119,522.50
  5. Step 5: Solve for x
    x = 1,693,105,931,119,522.50/39,083,681.60
  6. Step 6: Final answer
    x = 43,320,021.60

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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.