Home / 45,521,036.40-68,281,554.60-42,497,727.60

Finding the Fourth Proportional to 45,521,036.40, 68,281,554.60 and 42,497,727.60

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Solution

The fourth proportional to 45,521,036.40, 68,281,554.60 and 42,497,727.60 is: 63,746,591.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,521,036.40 : 68,281,554.60 = 42,497,727.60 : x
  2. Step 2: Convert to fraction form
    45,521,036.40/68,281,554.60 = 42,497,727.60/x
  3. Step 3: Cross multiply
    45,521,036.40x = 68,281,554.60 × 42,497,727.60
  4. Step 4: Simplify right side
    45,521,036.40x = 2,901,810,907,495,327
  5. Step 5: Solve for x
    x = 2,901,810,907,495,327/45,521,036.40
  6. Step 6: Final answer
    x = 63,746,591.40

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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.