Home / 10,691,066.88-16,041,368.64-4,930,703.28

Finding the Fourth Proportional to 10,691,066.88, 16,041,368.64 and 4,930,703.28

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Solution

The fourth proportional to 10,691,066.88, 16,041,368.64 and 4,930,703.28 is: 7,398,254.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,691,066.88 : 16,041,368.64 = 4,930,703.28 : x
  2. Step 2: Convert to fraction form
    10,691,066.88/16,041,368.64 = 4,930,703.28/x
  3. Step 3: Cross multiply
    10,691,066.88x = 16,041,368.64 × 4,930,703.28
  4. Step 4: Simplify right side
    10,691,066.88x = 79,095,228,968,937.14
  5. Step 5: Solve for x
    x = 79,095,228,968,937.14/10,691,066.88
  6. Step 6: Final answer
    x = 7,398,254.06

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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.