Home / 35,885,254.40-53,828,644.08-12,857,688.80

Finding the Fourth Proportional to 35,885,254.40, 53,828,644.08 and 12,857,688.80

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Solution

The fourth proportional to 35,885,254.40, 53,828,644.08 and 12,857,688.80 is: 19,286,806.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,885,254.40 : 53,828,644.08 = 12,857,688.80 : x
  2. Step 2: Convert to fraction form
    35,885,254.40/53,828,644.08 = 12,857,688.80/x
  3. Step 3: Cross multiply
    35,885,254.40x = 53,828,644.08 × 12,857,688.80
  4. Step 4: Simplify right side
    35,885,254.40x = 692,111,954,106,602.38
  5. Step 5: Solve for x
    x = 692,111,954,106,602.38/35,885,254.40
  6. Step 6: Final answer
    x = 19,286,806.40

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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.