Home / 42,365,276.40-63,547,914.60-11,659,796.40

Finding the Fourth Proportional to 42,365,276.40, 63,547,914.60 and 11,659,796.40

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Solution

The fourth proportional to 42,365,276.40, 63,547,914.60 and 11,659,796.40 is: 17,489,694.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,365,276.40 : 63,547,914.60 = 11,659,796.40 : x
  2. Step 2: Convert to fraction form
    42,365,276.40/63,547,914.60 = 11,659,796.40/x
  3. Step 3: Cross multiply
    42,365,276.40x = 63,547,914.60 × 11,659,796.40
  4. Step 4: Simplify right side
    42,365,276.40x = 740,955,745,880,587.50
  5. Step 5: Solve for x
    x = 740,955,745,880,587.50/42,365,276.40
  6. Step 6: Final answer
    x = 17,489,694.60

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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.