Home / 35,428,019.60-53,142,029.40-12,705,964.40

Finding the Fourth Proportional to 35,428,019.60, 53,142,029.40 and 12,705,964.40

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Solution

The fourth proportional to 35,428,019.60, 53,142,029.40 and 12,705,964.40 is: 19,058,946.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,428,019.60 : 53,142,029.40 = 12,705,964.40 : x
  2. Step 2: Convert to fraction form
    35,428,019.60/53,142,029.40 = 12,705,964.40/x
  3. Step 3: Cross multiply
    35,428,019.60x = 53,142,029.40 × 12,705,964.40
  4. Step 4: Simplify right side
    35,428,019.60x = 675,220,733,700,153.38
  5. Step 5: Solve for x
    x = 675,220,733,700,153.38/35,428,019.60
  6. Step 6: Final answer
    x = 19,058,946.60

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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.