Home / 28,380,541.60-42,570,812.40-17,033,802.40

Finding the Fourth Proportional to 28,380,541.60, 42,570,812.40 and 17,033,802.40

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Solution

The fourth proportional to 28,380,541.60, 42,570,812.40 and 17,033,802.40 is: 25,550,703.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,380,541.60 : 42,570,812.40 = 17,033,802.40 : x
  2. Step 2: Convert to fraction form
    28,380,541.60/42,570,812.40 = 17,033,802.40/x
  3. Step 3: Cross multiply
    28,380,541.60x = 42,570,812.40 × 17,033,802.40
  4. Step 4: Simplify right side
    28,380,541.60x = 725,142,806,429,069.62
  5. Step 5: Solve for x
    x = 725,142,806,429,069.62/28,380,541.60
  6. Step 6: Final answer
    x = 25,550,703.60

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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.