Home / 48,879,136.40-73,397,040.60-38,865,030.80

Finding the Fourth Proportional to 48,879,136.40, 73,397,040.60 and 38,865,030.80

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Solution

The fourth proportional to 48,879,136.40, 73,397,040.60 and 38,865,030.80 is: 58,359,833.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,879,136.40 : 73,397,040.60 = 38,865,030.80 : x
  2. Step 2: Convert to fraction form
    48,879,136.40/73,397,040.60 = 38,865,030.80/x
  3. Step 3: Cross multiply
    48,879,136.40x = 73,397,040.60 × 38,865,030.80
  4. Step 4: Simplify right side
    48,879,136.40x = 2,852,578,243,547,850
  5. Step 5: Solve for x
    x = 2,852,578,243,547,850/48,879,136.40
  6. Step 6: Final answer
    x = 58,359,833.12

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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.