Home / 6,424,917.40-9,637,376.10-6,141,482.20

Finding the Fourth Proportional to 6,424,917.40, 9,637,376.10 and 6,141,482.20

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Solution

The fourth proportional to 6,424,917.40, 9,637,376.10 and 6,141,482.20 is: 9,212,223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,424,917.40 : 9,637,376.10 = 6,141,482.20 : x
  2. Step 2: Convert to fraction form
    6,424,917.40/9,637,376.10 = 6,141,482.20/x
  3. Step 3: Cross multiply
    6,424,917.40x = 9,637,376.10 × 6,141,482.20
  4. Step 4: Simplify right side
    6,424,917.40x = 59,187,773,772,855.42
  5. Step 5: Solve for x
    x = 59,187,773,772,855.42/6,424,917.40
  6. Step 6: Final answer
    x = 9,212,223.30

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Double scale
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1.5x scale

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.