Home / 42,035,099.40-63,054,617.40-13,283,485.20

Finding the Fourth Proportional to 42,035,099.40, 63,054,617.40 and 13,283,485.20

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Solution

The fourth proportional to 42,035,099.40, 63,054,617.40 and 13,283,485.20 is: 19,925,849.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,035,099.40 : 63,054,617.40 = 13,283,485.20 : x
  2. Step 2: Convert to fraction form
    42,035,099.40/63,054,617.40 = 13,283,485.20/x
  3. Step 3: Cross multiply
    42,035,099.40x = 63,054,617.40 × 13,283,485.20
  4. Step 4: Simplify right side
    42,035,099.40x = 837,585,077,024,562.38
  5. Step 5: Solve for x
    x = 837,585,077,024,562.38/42,035,099.40
  6. Step 6: Final answer
    x = 19,925,849.80

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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.