Home / 10,203,095.55-14,081,266.40-7,620,292.29

Finding the Fourth Proportional to 10,203,095.55, 14,081,266.40 and 7,620,292.29

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Solution

The fourth proportional to 10,203,095.55, 14,081,266.40 and 7,620,292.29 is: 10,516,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,203,095.55 : 14,081,266.40 = 7,620,292.29 : x
  2. Step 2: Convert to fraction form
    10,203,095.55/14,081,266.40 = 7,620,292.29/x
  3. Step 3: Cross multiply
    10,203,095.55x = 14,081,266.40 × 7,620,292.29
  4. Step 4: Simplify right side
    10,203,095.55x = 107,303,365,730,000.45
  5. Step 5: Solve for x
    x = 107,303,365,730,000.45/10,203,095.55
  6. Step 6: Final answer
    x = 10,516,746.14

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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.