Home / 9,958,979.60-14,938,469.40-9,864,501.20

Finding the Fourth Proportional to 9,958,979.60, 14,938,469.40 and 9,864,501.20

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Solution

The fourth proportional to 9,958,979.60, 14,938,469.40 and 9,864,501.20 is: 14,796,751.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,958,979.60 : 14,938,469.40 = 9,864,501.20 : x
  2. Step 2: Convert to fraction form
    9,958,979.60/14,938,469.40 = 9,864,501.20/x
  3. Step 3: Cross multiply
    9,958,979.60x = 14,938,469.40 × 9,864,501.20
  4. Step 4: Simplify right side
    9,958,979.60x = 147,360,549,322,463.28
  5. Step 5: Solve for x
    x = 147,360,549,322,463.28/9,958,979.60
  6. Step 6: Final answer
    x = 14,796,751.80

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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.