Home / 7,141,518.86-9,858,312.02-4,821,554.25

Finding the Fourth Proportional to 7,141,518.86, 9,858,312.02 and 4,821,554.25

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Solution

The fourth proportional to 7,141,518.86, 9,858,312.02 and 4,821,554.25 is: 6,655,781.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,141,518.86 : 9,858,312.02 = 4,821,554.25 : x
  2. Step 2: Convert to fraction form
    7,141,518.86/9,858,312.02 = 4,821,554.25/x
  3. Step 3: Cross multiply
    7,141,518.86x = 9,858,312.02 × 4,821,554.25
  4. Step 4: Simplify right side
    7,141,518.86x = 47,532,386,229,910.98
  5. Step 5: Solve for x
    x = 47,532,386,229,910.98/7,141,518.86
  6. Step 6: Final answer
    x = 6,655,781.10

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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.