Home / 30,854,877.26-42,584,068.14-19,097,916.71

Finding the Fourth Proportional to 30,854,877.26, 42,584,068.14 and 19,097,916.71

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Solution

The fourth proportional to 30,854,877.26, 42,584,068.14 and 19,097,916.71 is: 26,357,809.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,854,877.26 : 42,584,068.14 = 19,097,916.71 : x
  2. Step 2: Convert to fraction form
    30,854,877.26/42,584,068.14 = 19,097,916.71/x
  3. Step 3: Cross multiply
    30,854,877.26x = 42,584,068.14 × 19,097,916.71
  4. Step 4: Simplify right side
    30,854,877.26x = 813,266,986,510,684.62
  5. Step 5: Solve for x
    x = 813,266,986,510,684.62/30,854,877.26
  6. Step 6: Final answer
    x = 26,357,809.81

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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.