Home / 22,983,880.88-31,712,116.61-15,142,523.60

Finding the Fourth Proportional to 22,983,880.88, 31,712,116.61 and 15,142,523.60

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Solution

The fourth proportional to 22,983,880.88, 31,712,116.61 and 15,142,523.60 is: 20,892,967.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,983,880.88 : 31,712,116.61 = 15,142,523.60 : x
  2. Step 2: Convert to fraction form
    22,983,880.88/31,712,116.61 = 15,142,523.60/x
  3. Step 3: Cross multiply
    22,983,880.88x = 31,712,116.61 × 15,142,523.60
  4. Step 4: Simplify right side
    22,983,880.88x = 480,201,473,938,603.81
  5. Step 5: Solve for x
    x = 480,201,473,938,603.81/22,983,880.88
  6. Step 6: Final answer
    x = 20,892,967.40

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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.