Home / 60,672,038.20-91,008,057.30-39,172,953.40

Finding the Fourth Proportional to 60,672,038.20, 91,008,057.30 and 39,172,953.40

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Solution

The fourth proportional to 60,672,038.20, 91,008,057.30 and 39,172,953.40 is: 58,759,430.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,672,038.20 : 91,008,057.30 = 39,172,953.40 : x
  2. Step 2: Convert to fraction form
    60,672,038.20/91,008,057.30 = 39,172,953.40/x
  3. Step 3: Cross multiply
    60,672,038.20x = 91,008,057.30 × 39,172,953.40
  4. Step 4: Simplify right side
    60,672,038.20x = 3,565,054,387,637,429.50
  5. Step 5: Solve for x
    x = 3,565,054,387,637,429.50/60,672,038.20
  6. Step 6: Final answer
    x = 58,759,430.10

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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.