Home / 15,888,072.30-21,924,894.16-9,012,406.74

Finding the Fourth Proportional to 15,888,072.30, 21,924,894.16 and 9,012,406.74

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Solution

The fourth proportional to 15,888,072.30, 21,924,894.16 and 9,012,406.74 is: 12,436,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,888,072.30 : 21,924,894.16 = 9,012,406.74 : x
  2. Step 2: Convert to fraction form
    15,888,072.30/21,924,894.16 = 9,012,406.74/x
  3. Step 3: Cross multiply
    15,888,072.30x = 21,924,894.16 × 9,012,406.74
  4. Step 4: Simplify right side
    15,888,072.30x = 197,596,063,791,746.16
  5. Step 5: Solve for x
    x = 197,596,063,791,746.16/15,888,072.30
  6. Step 6: Final answer
    x = 12,436,755.08

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1.5x scale

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.