Home / 42,047,072.40-63,058,798.80-13,302,019.20

Finding the Fourth Proportional to 42,047,072.40, 63,058,798.80 and 13,302,019.20

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Solution

The fourth proportional to 42,047,072.40, 63,058,798.80 and 13,302,019.20 is: 19,949,292.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,047,072.40 : 63,058,798.80 = 13,302,019.20 : x
  2. Step 2: Convert to fraction form
    42,047,072.40/63,058,798.80 = 13,302,019.20/x
  3. Step 3: Cross multiply
    42,047,072.40x = 63,058,798.80 × 13,302,019.20
  4. Step 4: Simplify right side
    42,047,072.40x = 838,809,352,366,536.88
  5. Step 5: Solve for x
    x = 838,809,352,366,536.88/42,047,072.40
  6. Step 6: Final answer
    x = 19,949,292.65

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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.