Home / 45,495,920.36-68,243,880.78-15,203,783.40

Finding the Fourth Proportional to 45,495,920.36, 68,243,880.78 and 15,203,783.40

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Solution

The fourth proportional to 45,495,920.36, 68,243,880.78 and 15,203,783.40 is: 22,805,675.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,495,920.36 : 68,243,880.78 = 15,203,783.40 : x
  2. Step 2: Convert to fraction form
    45,495,920.36/68,243,880.78 = 15,203,783.40/x
  3. Step 3: Cross multiply
    45,495,920.36x = 68,243,880.78 × 15,203,783.40
  4. Step 4: Simplify right side
    45,495,920.36x = 1,037,565,181,754,543.12
  5. Step 5: Solve for x
    x = 1,037,565,181,754,543.12/45,495,920.36
  6. Step 6: Final answer
    x = 22,805,675.18

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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.