Home / 13,877,812.32-19,153,384.23-7,996,320.05

Finding the Fourth Proportional to 13,877,812.32, 19,153,384.23 and 7,996,320.05

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Solution

The fourth proportional to 13,877,812.32, 19,153,384.23 and 7,996,320.05 is: 11,036,075.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,877,812.32 : 19,153,384.23 = 7,996,320.05 : x
  2. Step 2: Convert to fraction form
    13,877,812.32/19,153,384.23 = 7,996,320.05/x
  3. Step 3: Cross multiply
    13,877,812.32x = 19,153,384.23 × 7,996,320.05
  4. Step 4: Simplify right side
    13,877,812.32x = 153,156,590,385,659.88
  5. Step 5: Solve for x
    x = 153,156,590,385,659.88/13,877,812.32
  6. Step 6: Final answer
    x = 11,036,075.92

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1.5x scale

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.