Home / 56,686,444.70-84,966,681.45-31,145,783.90

Finding the Fourth Proportional to 56,686,444.70, 84,966,681.45 and 31,145,783.90

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Solution

The fourth proportional to 56,686,444.70, 84,966,681.45 and 31,145,783.90 is: 46,684,069.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,686,444.70 : 84,966,681.45 = 31,145,783.90 : x
  2. Step 2: Convert to fraction form
    56,686,444.70/84,966,681.45 = 31,145,783.90/x
  3. Step 3: Cross multiply
    56,686,444.70x = 84,966,681.45 × 31,145,783.90
  4. Step 4: Simplify right side
    56,686,444.70x = 2,646,353,899,141,838.50
  5. Step 5: Solve for x
    x = 2,646,353,899,141,838.50/56,686,444.70
  6. Step 6: Final answer
    x = 46,684,069.06

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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.