Home / 7,426,026.40-10,421,631.20-7,426,026.40

Finding the Fourth Proportional to 7,426,026.40, 10,421,631.20 and 7,426,026.40

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Solution

The fourth proportional to 7,426,026.40, 10,421,631.20 and 7,426,026.40 is: 10,421,631.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426,026.40 : 10,421,631.20 = 7,426,026.40 : x
  2. Step 2: Convert to fraction form
    7,426,026.40/10,421,631.20 = 7,426,026.40/x
  3. Step 3: Cross multiply
    7,426,026.40x = 10,421,631.20 × 7,426,026.40
  4. Step 4: Simplify right side
    7,426,026.40x = 77,391,308,422,263.67
  5. Step 5: Solve for x
    x = 77,391,308,422,263.67/7,426,026.40
  6. Step 6: Final answer
    x = 10,421,631.20

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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 (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.