Home / 42,363,008.40-63,544,512.60-11,657,528.40

Finding the Fourth Proportional to 42,363,008.40, 63,544,512.60 and 11,657,528.40

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Solution

The fourth proportional to 42,363,008.40, 63,544,512.60 and 11,657,528.40 is: 17,486,292.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,363,008.40 : 63,544,512.60 = 11,657,528.40 : x
  2. Step 2: Convert to fraction form
    42,363,008.40/63,544,512.60 = 11,657,528.40/x
  3. Step 3: Cross multiply
    42,363,008.40x = 63,544,512.60 × 11,657,528.40
  4. Step 4: Simplify right side
    42,363,008.40x = 740,771,960,298,657.88
  5. Step 5: Solve for x
    x = 740,771,960,298,657.88/42,363,008.40
  6. Step 6: Final answer
    x = 17,486,292.60

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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.