Home / 7,068,875.40-10,603,313.10-6,549,244.20

Finding the Fourth Proportional to 7,068,875.40, 10,603,313.10 and 6,549,244.20

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Solution

The fourth proportional to 7,068,875.40, 10,603,313.10 and 6,549,244.20 is: 9,823,866.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068,875.40 : 10,603,313.10 = 6,549,244.20 : x
  2. Step 2: Convert to fraction form
    7,068,875.40/10,603,313.10 = 6,549,244.20/x
  3. Step 3: Cross multiply
    7,068,875.40x = 10,603,313.10 × 6,549,244.20
  4. Step 4: Simplify right side
    7,068,875.40x = 69,443,686,820,959.02
  5. Step 5: Solve for x
    x = 69,443,686,820,959.02/7,068,875.40
  6. Step 6: Final answer
    x = 9,823,866.30

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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.