Home / 42,983,999.40-64,475,999.10-34,480,943.40

Finding the Fourth Proportional to 42,983,999.40, 64,475,999.10 and 34,480,943.40

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Solution

The fourth proportional to 42,983,999.40, 64,475,999.10 and 34,480,943.40 is: 51,721,415.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,983,999.40 : 64,475,999.10 = 34,480,943.40 : x
  2. Step 2: Convert to fraction form
    42,983,999.40/64,475,999.10 = 34,480,943.40/x
  3. Step 3: Cross multiply
    42,983,999.40x = 64,475,999.10 × 34,480,943.40
  4. Step 4: Simplify right side
    42,983,999.40x = 2,223,193,275,625,551
  5. Step 5: Solve for x
    x = 2,223,193,275,625,551/42,983,999.40
  6. Step 6: Final answer
    x = 51,721,415.10

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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.