Home / 10,215,017.82-14,096,833.65-5,631,503.22

Finding the Fourth Proportional to 10,215,017.82, 14,096,833.65 and 5,631,503.22

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Solution

The fourth proportional to 10,215,017.82, 14,096,833.65 and 5,631,503.22 is: 7,771,534.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,215,017.82 : 14,096,833.65 = 5,631,503.22 : x
  2. Step 2: Convert to fraction form
    10,215,017.82/14,096,833.65 = 5,631,503.22/x
  3. Step 3: Cross multiply
    10,215,017.82x = 14,096,833.65 × 5,631,503.22
  4. Step 4: Simplify right side
    10,215,017.82x = 79,386,364,091,779.34
  5. Step 5: Solve for x
    x = 79,386,364,091,779.34/10,215,017.82
  6. Step 6: Final answer
    x = 7,771,534.57

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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.