Home / 15,250,627.32-21,050,583.66-9,818,115

Finding the Fourth Proportional to 15,250,627.32, 21,050,583.66 and 9,818,115

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Solution

The fourth proportional to 15,250,627.32, 21,050,583.66 and 9,818,115 is: 13,552,036.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,250,627.32 : 21,050,583.66 = 9,818,115 : x
  2. Step 2: Convert to fraction form
    15,250,627.32/21,050,583.66 = 9,818,115/x
  3. Step 3: Cross multiply
    15,250,627.32x = 21,050,583.66 × 9,818,115
  4. Step 4: Simplify right side
    15,250,627.32x = 206,677,051,191,000.91
  5. Step 5: Solve for x
    x = 206,677,051,191,000.91/15,250,627.32
  6. Step 6: Final answer
    x = 13,552,036.05

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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.