Home / 19,470,350.15-29,205,574.71-7,955,817.45

Finding the Fourth Proportional to 19,470,350.15, 29,205,574.71 and 7,955,817.45

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Solution

The fourth proportional to 19,470,350.15, 29,205,574.71 and 7,955,817.45 is: 11,933,746.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,470,350.15 : 29,205,574.71 = 7,955,817.45 : x
  2. Step 2: Convert to fraction form
    19,470,350.15/29,205,574.71 = 7,955,817.45/x
  3. Step 3: Cross multiply
    19,470,350.15x = 29,205,574.71 × 7,955,817.45
  4. Step 4: Simplify right side
    19,470,350.15x = 232,354,220,775,741.47
  5. Step 5: Solve for x
    x = 232,354,220,775,741.47/19,470,350.15
  6. Step 6: Final answer
    x = 11,933,746.39

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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.