Home / 8,169,703.40-12,254,555.10-2,490,210.20

Finding the Fourth Proportional to 8,169,703.40, 12,254,555.10 and 2,490,210.20

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Solution

The fourth proportional to 8,169,703.40, 12,254,555.10 and 2,490,210.20 is: 3,735,315.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,703.40 : 12,254,555.10 = 2,490,210.20 : x
  2. Step 2: Convert to fraction form
    8,169,703.40/12,254,555.10 = 2,490,210.20/x
  3. Step 3: Cross multiply
    8,169,703.40x = 12,254,555.10 × 2,490,210.20
  4. Step 4: Simplify right side
    8,169,703.40x = 30,516,418,106,482.02
  5. Step 5: Solve for x
    x = 30,516,418,106,482.02/8,169,703.40
  6. Step 6: Final answer
    x = 3,735,315.30

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Double scale
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Similar ratio
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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.