Home / 15,642,606,595.32-21,587,206,225.86-8,506,437,774.48

Finding the Fourth Proportional to 15,642,606,595.32, 21,587,206,225.86 and 8,506,437,774.48

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Solution

The fourth proportional to 15,642,606,595.32, 21,587,206,225.86 and 8,506,437,774.48 is: 11,739,106,610.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,642,606,595.32 : 21,587,206,225.86 = 8,506,437,774.48 : x
  2. Step 2: Convert to fraction form
    15,642,606,595.32/21,587,206,225.86 = 8,506,437,774.48/x
  3. Step 3: Cross multiply
    15,642,606,595.32x = 21,587,206,225.86 × 8,506,437,774.48
  4. Step 4: Simplify right side
    15,642,606,595.32x = 183,630,226,485,145,337,856
  5. Step 5: Solve for x
    x = 183,630,226,485,145,337,856/15,642,606,595.32
  6. Step 6: Final answer
    x = 11,739,106,610.28

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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.