Home / 55,509,645.60-83,312,298.09-38,482,275.96

Finding the Fourth Proportional to 55,509,645.60, 83,312,298.09 and 38,482,275.96

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Solution

The fourth proportional to 55,509,645.60, 83,312,298.09 and 38,482,275.96 is: 57,756,572.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,509,645.60 : 83,312,298.09 = 38,482,275.96 : x
  2. Step 2: Convert to fraction form
    55,509,645.60/83,312,298.09 = 38,482,275.96/x
  3. Step 3: Cross multiply
    55,509,645.60x = 83,312,298.09 × 38,482,275.96
  4. Step 4: Simplify right side
    55,509,645.60x = 3,206,046,845,961,161
  5. Step 5: Solve for x
    x = 3,206,046,845,961,161/55,509,645.60
  6. Step 6: Final answer
    x = 57,756,572.06

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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.