Home / 12,596,660.80-18,896,834.40-4,075,547.20

Finding the Fourth Proportional to 12,596,660.80, 18,896,834.40 and 4,075,547.20

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Solution

The fourth proportional to 12,596,660.80, 18,896,834.40 and 4,075,547.20 is: 6,113,917.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,596,660.80 : 18,896,834.40 = 4,075,547.20 : x
  2. Step 2: Convert to fraction form
    12,596,660.80/18,896,834.40 = 4,075,547.20/x
  3. Step 3: Cross multiply
    12,596,660.80x = 18,896,834.40 × 4,075,547.20
  4. Step 4: Simplify right side
    12,596,660.80x = 77,014,940,527,783.67
  5. Step 5: Solve for x
    x = 77,014,940,527,783.67/12,596,660.80
  6. Step 6: Final answer
    x = 6,113,917.15

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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.