Home / 7,999,950-12,001,171.56-2,607,349.32

Finding the Fourth Proportional to 7,999,950, 12,001,171.56 and 2,607,349.32

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Solution

The fourth proportional to 7,999,950, 12,001,171.56 and 2,607,349.32 is: 3,911,430.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,999,950 : 12,001,171.56 = 2,607,349.32 : x
  2. Step 2: Convert to fraction form
    7,999,950/12,001,171.56 = 2,607,349.32/x
  3. Step 3: Cross multiply
    7,999,950x = 12,001,171.56 × 2,607,349.32
  4. Step 4: Simplify right side
    7,999,950x = 31,291,246,506,169.34
  5. Step 5: Solve for x
    x = 31,291,246,506,169.34/7,999,950
  6. Step 6: Final answer
    x = 3,911,430.26

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1.5x scale

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.