Home / 43,103,632.65-64,655,448.98-38,426,951.85

Finding the Fourth Proportional to 43,103,632.65, 64,655,448.98 and 38,426,951.85

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Solution

The fourth proportional to 43,103,632.65, 64,655,448.98 and 38,426,951.85 is: 57,640,427.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,103,632.65 : 64,655,448.98 = 38,426,951.85 : x
  2. Step 2: Convert to fraction form
    43,103,632.65/64,655,448.98 = 38,426,951.85/x
  3. Step 3: Cross multiply
    43,103,632.65x = 64,655,448.98 × 38,426,951.85
  4. Step 4: Simplify right side
    43,103,632.65x = 2,484,511,824,602,457
  5. Step 5: Solve for x
    x = 2,484,511,824,602,457/43,103,632.65
  6. Step 6: Final answer
    x = 57,640,427.78

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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.