Home / 72,221,419.05-99,665,547.18-41,282,252.43

Finding the Fourth Proportional to 72,221,419.05, 99,665,547.18 and 41,282,252.43

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Solution

The fourth proportional to 72,221,419.05, 99,665,547.18 and 41,282,252.43 is: 56,969,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,221,419.05 : 99,665,547.18 = 41,282,252.43 : x
  2. Step 2: Convert to fraction form
    72,221,419.05/99,665,547.18 = 41,282,252.43/x
  3. Step 3: Cross multiply
    72,221,419.05x = 99,665,547.18 × 41,282,252.43
  4. Step 4: Simplify right side
    72,221,419.05x = 4,114,418,277,258,835
  5. Step 5: Solve for x
    x = 4,114,418,277,258,835/72,221,419.05
  6. Step 6: Final answer
    x = 56,969,502.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.