Home / 74,871,001.40-112,306,502.10-52,952,012.60

Finding the Fourth Proportional to 74,871,001.40, 112,306,502.10 and 52,952,012.60

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Solution

The fourth proportional to 74,871,001.40, 112,306,502.10 and 52,952,012.60 is: 79,428,018.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,871,001.40 : 112,306,502.10 = 52,952,012.60 : x
  2. Step 2: Convert to fraction form
    74,871,001.40/112,306,502.10 = 52,952,012.60/x
  3. Step 3: Cross multiply
    74,871,001.40x = 112,306,502.10 × 52,952,012.60
  4. Step 4: Simplify right side
    74,871,001.40x = 5,946,855,314,261,126
  5. Step 5: Solve for x
    x = 5,946,855,314,261,126/74,871,001.40
  6. Step 6: Final answer
    x = 79,428,018.90

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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.