Home / 15,600,023.17-21,528,488.12-8,536,040.50

Finding the Fourth Proportional to 15,600,023.17, 21,528,488.12 and 8,536,040.50

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Solution

The fourth proportional to 15,600,023.17, 21,528,488.12 and 8,536,040.50 is: 11,779,985.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,600,023.17 : 21,528,488.12 = 8,536,040.50 : x
  2. Step 2: Convert to fraction form
    15,600,023.17/21,528,488.12 = 8,536,040.50/x
  3. Step 3: Cross multiply
    15,600,023.17x = 21,528,488.12 × 8,536,040.50
  4. Step 4: Simplify right side
    15,600,023.17x = 183,768,046,596,795.47
  5. Step 5: Solve for x
    x = 183,768,046,596,795.47/15,600,023.17
  6. Step 6: Final answer
    x = 11,779,985.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.