Home / 76,547,337.84-105,631,496.28-43,503,225.84

Finding the Fourth Proportional to 76,547,337.84, 105,631,496.28 and 43,503,225.84

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Solution

The fourth proportional to 76,547,337.84, 105,631,496.28 and 43,503,225.84 is: 60,032,275.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,547,337.84 : 105,631,496.28 = 43,503,225.84 : x
  2. Step 2: Convert to fraction form
    76,547,337.84/105,631,496.28 = 43,503,225.84/x
  3. Step 3: Cross multiply
    76,547,337.84x = 105,631,496.28 × 43,503,225.84
  4. Step 4: Simplify right side
    76,547,337.84x = 4,595,310,838,485,960
  5. Step 5: Solve for x
    x = 4,595,310,838,485,960/76,547,337.84
  6. Step 6: Final answer
    x = 60,032,275.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.