Home / 15,963,925.72-22,030,218.84-8,720,581.72

Finding the Fourth Proportional to 15,963,925.72, 22,030,218.84 and 8,720,581.72

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Solution

The fourth proportional to 15,963,925.72, 22,030,218.84 and 8,720,581.72 is: 12,034,403.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,963,925.72 : 22,030,218.84 = 8,720,581.72 : x
  2. Step 2: Convert to fraction form
    15,963,925.72/22,030,218.84 = 8,720,581.72/x
  3. Step 3: Cross multiply
    15,963,925.72x = 22,030,218.84 × 8,720,581.72
  4. Step 4: Simplify right side
    15,963,925.72x = 192,116,323,703,703.62
  5. Step 5: Solve for x
    x = 192,116,323,703,703.62/15,963,925.72
  6. Step 6: Final answer
    x = 12,034,403.51

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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.