Home / 42,607,821.60-63,943,225.20-28,226,109.60

Finding the Fourth Proportional to 42,607,821.60, 63,943,225.20 and 28,226,109.60

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Solution

The fourth proportional to 42,607,821.60, 63,943,225.20 and 28,226,109.60 is: 42,360,027.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,607,821.60 : 63,943,225.20 = 28,226,109.60 : x
  2. Step 2: Convert to fraction form
    42,607,821.60/63,943,225.20 = 28,226,109.60/x
  3. Step 3: Cross multiply
    42,607,821.60x = 63,943,225.20 × 28,226,109.60
  4. Step 4: Simplify right side
    42,607,821.60x = 1,804,868,482,672,682
  5. Step 5: Solve for x
    x = 1,804,868,482,672,682/42,607,821.60
  6. Step 6: Final answer
    x = 42,360,027.22

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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.