Home / 21,033,075.69-31,549,613.58-5,076,723.69

Finding the Fourth Proportional to 21,033,075.69, 31,549,613.58 and 5,076,723.69

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Solution

The fourth proportional to 21,033,075.69, 31,549,613.58 and 5,076,723.69 is: 7,615,085.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,033,075.69 : 31,549,613.58 = 5,076,723.69 : x
  2. Step 2: Convert to fraction form
    21,033,075.69/31,549,613.58 = 5,076,723.69/x
  3. Step 3: Cross multiply
    21,033,075.69x = 31,549,613.58 × 5,076,723.69
  4. Step 4: Simplify right side
    21,033,075.69x = 160,168,670,671,931.72
  5. Step 5: Solve for x
    x = 160,168,670,671,931.72/21,033,075.69
  6. Step 6: Final answer
    x = 7,615,085.55

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1.5x scale

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.