Home / 72,012,507.66-108,063,551.25-52,547,624.46

Finding the Fourth Proportional to 72,012,507.66, 108,063,551.25 and 52,547,624.46

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Solution

The fourth proportional to 72,012,507.66, 108,063,551.25 and 52,547,624.46 is: 78,854,119.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,012,507.66 : 108,063,551.25 = 52,547,624.46 : x
  2. Step 2: Convert to fraction form
    72,012,507.66/108,063,551.25 = 52,547,624.46/x
  3. Step 3: Cross multiply
    72,012,507.66x = 108,063,551.25 × 52,547,624.46
  4. Step 4: Simplify right side
    72,012,507.66x = 5,678,482,908,898,964
  5. Step 5: Solve for x
    x = 5,678,482,908,898,964/72,012,507.66
  6. Step 6: Final answer
    x = 78,854,119.84

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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.