Home / 10,070,640.55-15,106,065.59-8,061,655.06

Finding the Fourth Proportional to 10,070,640.55, 15,106,065.59 and 8,061,655.06

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Solution

The fourth proportional to 10,070,640.55, 15,106,065.59 and 8,061,655.06 is: 12,092,566.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070,640.55 : 15,106,065.59 = 8,061,655.06 : x
  2. Step 2: Convert to fraction form
    10,070,640.55/15,106,065.59 = 8,061,655.06/x
  3. Step 3: Cross multiply
    10,070,640.55x = 15,106,065.59 × 8,061,655.06
  4. Step 4: Simplify right side
    10,070,640.55x = 121,779,890,100,315.38
  5. Step 5: Solve for x
    x = 121,779,890,100,315.38/10,070,640.55
  6. Step 6: Final answer
    x = 12,092,566.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.