Home / 42,258,073.80-63,400,715.46-19,237,245.24

Finding the Fourth Proportional to 42,258,073.80, 63,400,715.46 and 19,237,245.24

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Solution

The fourth proportional to 42,258,073.80, 63,400,715.46 and 19,237,245.24 is: 28,862,061.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,258,073.80 : 63,400,715.46 = 19,237,245.24 : x
  2. Step 2: Convert to fraction form
    42,258,073.80/63,400,715.46 = 19,237,245.24/x
  3. Step 3: Cross multiply
    42,258,073.80x = 63,400,715.46 × 19,237,245.24
  4. Step 4: Simplify right side
    42,258,073.80x = 1,219,655,111,695,479.25
  5. Step 5: Solve for x
    x = 1,219,655,111,695,479.25/42,258,073.80
  6. Step 6: Final answer
    x = 28,862,061.19

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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.