Home / 9,989,482.35-13,776,129.48-6,630,708.40

Finding the Fourth Proportional to 9,989,482.35, 13,776,129.48 and 6,630,708.40

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Solution

The fourth proportional to 9,989,482.35, 13,776,129.48 and 6,630,708.40 is: 9,144,167.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,989,482.35 : 13,776,129.48 = 6,630,708.40 : x
  2. Step 2: Convert to fraction form
    9,989,482.35/13,776,129.48 = 6,630,708.40/x
  3. Step 3: Cross multiply
    9,989,482.35x = 13,776,129.48 × 6,630,708.40
  4. Step 4: Simplify right side
    9,989,482.35x = 91,345,497,462,523.64
  5. Step 5: Solve for x
    x = 91,345,497,462,523.64/9,989,482.35
  6. Step 6: Final answer
    x = 9,144,167.26

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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.