Home / 19,602,025.10-29,403,037.65-18,858,007.70

Finding the Fourth Proportional to 19,602,025.10, 29,403,037.65 and 18,858,007.70

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Solution

The fourth proportional to 19,602,025.10, 29,403,037.65 and 18,858,007.70 is: 28,287,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,602,025.10 : 29,403,037.65 = 18,858,007.70 : x
  2. Step 2: Convert to fraction form
    19,602,025.10/29,403,037.65 = 18,858,007.70/x
  3. Step 3: Cross multiply
    19,602,025.10x = 29,403,037.65 × 18,858,007.70
  4. Step 4: Simplify right side
    19,602,025.10x = 554,482,710,407,089.88
  5. Step 5: Solve for x
    x = 554,482,710,407,089.88/19,602,025.10
  6. Step 6: Final answer
    x = 28,287,011.55

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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.