Home / 28,564,035.40-42,846,053.10-9,395,417.80

Finding the Fourth Proportional to 28,564,035.40, 42,846,053.10 and 9,395,417.80

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Solution

The fourth proportional to 28,564,035.40, 42,846,053.10 and 9,395,417.80 is: 14,093,126.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,564,035.40 : 42,846,053.10 = 9,395,417.80 : x
  2. Step 2: Convert to fraction form
    28,564,035.40/42,846,053.10 = 9,395,417.80/x
  3. Step 3: Cross multiply
    28,564,035.40x = 42,846,053.10 × 9,395,417.80
  4. Step 4: Simplify right side
    28,564,035.40x = 402,556,569,955,485.25
  5. Step 5: Solve for x
    x = 402,556,569,955,485.25/28,564,035.40
  6. Step 6: Final answer
    x = 14,093,126.70

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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.