Home / 34,785,918.30-52,178,877.45-21,852,875.10

Finding the Fourth Proportional to 34,785,918.30, 52,178,877.45 and 21,852,875.10

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Solution

The fourth proportional to 34,785,918.30, 52,178,877.45 and 21,852,875.10 is: 32,779,312.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,785,918.30 : 52,178,877.45 = 21,852,875.10 : x
  2. Step 2: Convert to fraction form
    34,785,918.30/52,178,877.45 = 21,852,875.10/x
  3. Step 3: Cross multiply
    34,785,918.30x = 52,178,877.45 × 21,852,875.10
  4. Step 4: Simplify right side
    34,785,918.30x = 1,140,258,491,773,056.75
  5. Step 5: Solve for x
    x = 1,140,258,491,773,056.75/34,785,918.30
  6. Step 6: Final answer
    x = 32,779,312.65

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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.