Home / 7,502,243.09-10,353,145.21-4,064,484.12

Finding the Fourth Proportional to 7,502,243.09, 10,353,145.21 and 4,064,484.12

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Solution

The fourth proportional to 7,502,243.09, 10,353,145.21 and 4,064,484.12 is: 5,609,015.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,502,243.09 : 10,353,145.21 = 4,064,484.12 : x
  2. Step 2: Convert to fraction form
    7,502,243.09/10,353,145.21 = 4,064,484.12/x
  3. Step 3: Cross multiply
    7,502,243.09x = 10,353,145.21 × 4,064,484.12
  4. Step 4: Simplify right side
    7,502,243.09x = 42,080,194,249,113.55
  5. Step 5: Solve for x
    x = 42,080,194,249,113.55/7,502,243.09
  6. Step 6: Final answer
    x = 5,609,015.03

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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.