Home / 28,557,698.48-42,853,564.20-10,363,312.46

Finding the Fourth Proportional to 28,557,698.48, 42,853,564.20 and 10,363,312.46

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Solution

The fourth proportional to 28,557,698.48, 42,853,564.20 and 10,363,312.46 is: 15,551,143.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,557,698.48 : 42,853,564.20 = 10,363,312.46 : x
  2. Step 2: Convert to fraction form
    28,557,698.48/42,853,564.20 = 10,363,312.46/x
  3. Step 3: Cross multiply
    28,557,698.48x = 42,853,564.20 × 10,363,312.46
  4. Step 4: Simplify right side
    28,557,698.48x = 444,104,875,829,270
  5. Step 5: Solve for x
    x = 444,104,875,829,270/28,557,698.48
  6. Step 6: Final answer
    x = 15,551,143.81

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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.