Home / 15,710,095,731.10-21,680,391,304.56-8,573,967,536.22

Finding the Fourth Proportional to 15,710,095,731.10, 21,680,391,304.56 and 8,573,967,536.22

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Solution

The fourth proportional to 15,710,095,731.10, 21,680,391,304.56 and 8,573,967,536.22 is: 11,832,325,811.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,710,095,731.10 : 21,680,391,304.56 = 8,573,967,536.22 : x
  2. Step 2: Convert to fraction form
    15,710,095,731.10/21,680,391,304.56 = 8,573,967,536.22/x
  3. Step 3: Cross multiply
    15,710,095,731.10x = 21,680,391,304.56 × 8,573,967,536.22
  4. Step 4: Simplify right side
    15,710,095,731.10x = 185,886,971,217,843,847,168
  5. Step 5: Solve for x
    x = 185,886,971,217,843,847,168/15,710,095,731.10
  6. Step 6: Final answer
    x = 11,832,325,811.35

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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.