Home / 30,757,984.80-46,141,124.40-10,569,415.20

Finding the Fourth Proportional to 30,757,984.80, 46,141,124.40 and 10,569,415.20

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Solution

The fourth proportional to 30,757,984.80, 46,141,124.40 and 10,569,415.20 is: 15,855,547.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,757,984.80 : 46,141,124.40 = 10,569,415.20 : x
  2. Step 2: Convert to fraction form
    30,757,984.80/46,141,124.40 = 10,569,415.20/x
  3. Step 3: Cross multiply
    30,757,984.80x = 46,141,124.40 × 10,569,415.20
  4. Step 4: Simplify right side
    30,757,984.80x = 487,684,701,578,450.81
  5. Step 5: Solve for x
    x = 487,684,701,578,450.81/30,757,984.80
  6. Step 6: Final answer
    x = 15,855,547.91

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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.