Home / 8,559,693.65-11,811,116.06-5,205,148.66

Finding the Fourth Proportional to 8,559,693.65, 11,811,116.06 and 5,205,148.66

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Solution

The fourth proportional to 8,559,693.65, 11,811,116.06 and 5,205,148.66 is: 7,182,338.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,559,693.65 : 11,811,116.06 = 5,205,148.66 : x
  2. Step 2: Convert to fraction form
    8,559,693.65/11,811,116.06 = 5,205,148.66/x
  3. Step 3: Cross multiply
    8,559,693.65x = 11,811,116.06 × 5,205,148.66
  4. Step 4: Simplify right side
    8,559,693.65x = 61,478,614,941,070.94
  5. Step 5: Solve for x
    x = 61,478,614,941,070.94/8,559,693.65
  6. Step 6: Final answer
    x = 7,182,338.23

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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.