Home / 32,866,140.70-45,341,017.32-19,805,978.08

Finding the Fourth Proportional to 32,866,140.70, 45,341,017.32 and 19,805,978.08

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Solution

The fourth proportional to 32,866,140.70, 45,341,017.32 and 19,805,978.08 is: 27,323,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,866,140.70 : 45,341,017.32 = 19,805,978.08 : x
  2. Step 2: Convert to fraction form
    32,866,140.70/45,341,017.32 = 19,805,978.08/x
  3. Step 3: Cross multiply
    32,866,140.70x = 45,341,017.32 × 19,805,978.08
  4. Step 4: Simplify right side
    32,866,140.70x = 898,023,195,164,820.25
  5. Step 5: Solve for x
    x = 898,023,195,164,820.25/32,866,140.70
  6. Step 6: Final answer
    x = 27,323,658.21

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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.