Home / 19,463,931.83-26,860,791.63-10,643,901.77

Finding the Fourth Proportional to 19,463,931.83, 26,860,791.63 and 10,643,901.77

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Solution

The fourth proportional to 19,463,931.83, 26,860,791.63 and 10,643,901.77 is: 14,688,893.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,463,931.83 : 26,860,791.63 = 10,643,901.77 : x
  2. Step 2: Convert to fraction form
    19,463,931.83/26,860,791.63 = 10,643,901.77/x
  3. Step 3: Cross multiply
    19,463,931.83x = 26,860,791.63 × 10,643,901.77
  4. Step 4: Simplify right side
    19,463,931.83x = 285,903,627,439,854.25
  5. Step 5: Solve for x
    x = 285,903,627,439,854.25/19,463,931.83
  6. Step 6: Final answer
    x = 14,688,893.80

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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.